The CEO Who Returned to High School – Chapter 44: The Thousand

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Chapter 44: The Thousand

Nexus Technologies hit one thousand paying customers on a Wednesday in August 2012, and the person who noticed was not Daniel, not Marcus, not even the analytics dashboard that Sarah had built to track exactly this metric.

It was Minho.

“ONE THOUSAND!” he shouted from across the office, holding his phone above his head like a trophy. “KB Kookmin conversion number 847 just activated their Forge account! That’s one thousand total! ONE! THOUSAND!”

The office erupted. Not in the polished way that companies celebrate in corporate videos—with confetti cannons and champagne—but in the messy, genuine way that small teams celebrate when a number they’ve been chasing for months finally appears on a screen. Engineers high-fived. Marcus stood on his chair. Soojin—who had inherited the 27-inch monitor and had been maintaining Jihyun’s legacy code for two months with minimal complaints—actually screamed.

Sarah did not scream. Sarah looked at her analytics dashboard, verified the number independently (“999… 1,000… 1,001—three activated in the last hour, the thousand count is confirmed”), and then permitted herself a full four-millimeter smile.

“One thousand customers,” Daniel said, standing in the middle of the celebration, watching his team lose their collective minds. “Five hundred from direct sales. Three hundred from the KB Kookmin partnership. Two hundred from referrals and organic growth.”

“Don’t turn it into a spreadsheet,” Marcus called from his chair. “Let us be happy for five minutes before you optimize the happiness.”

“Fine. Five minutes.”

The five minutes turned into thirty, because Minho ordered chicken delivery and Marcus found a bottle of soju that had been hidden in the server room (Sarah was furious: “Alcohol near the servers? Do you want us to go bankrupt via fire?”), and for half an hour, Nexus Technologies was not a startup with aggressive growth targets and a Samsung-backed competitor—it was twenty-five people in a Gangnam office eating chicken and toasting with paper cups.

Daniel ate a drumstick and watched his team celebrate and felt the specific joy of a builder seeing the house take shape. Not finished—not even close to finished. But standing. With walls and a roof and people inside who called it theirs.


The numbers told the story in their own language.

January 2012: 87 customers. Zero bank partnerships. 12 employees.

August 2012: 1,000 customers. KB Kookmin fully integrated. 28 employees. Annual recurring revenue: 480 million won.

The growth curve wasn’t a straight line—it was a hockey stick, bending upward with the kind of acceleration that made VCs salivate and competitors nervous. Primer Capital’s Jaehyun had called it “the best seed-to-Series-A trajectory I’ve seen in five years,” which, from a man who spoke in percentiles, was essentially poetry.

“We need to start thinking about Series B,” Soyeon said during their weekly strategy session. She’d graduated from SNU Law in June and was now Nexus’s full-time General Counsel—a title that Daniel had offered with the 3% equity stake she’d earned through two years of unpaid work. She’d negotiated it to 4% in eleven minutes.

“Series B already? We closed Series A four months ago.”

“At this growth rate, we’ll need the capital within twelve months. If we start conversations now, we raise from a position of strength. If we wait until we need the money, we raise from a position of desperation. Desperation pricing is always worse.”

“She’s right,” Minho said. He’d been reviewing partnership pipelines—six more banks were in various stages of discussion, each representing tens of thousands of potential customers. “The KB Kookmin model works. If we replicate it with Shinhan, Woori, and Hana Bank, we could have 10,000 customers by end of next year.”

“Ten thousand,” Sarah repeated from her corner. She’d been listening while coding—her preferred state of existence. “That’s a ten-x increase in twelve months. The platform can handle it—version 3.0 scales to 50,000 concurrent users. But we need DevOps infrastructure. More servers. A proper monitoring system.”

“All of which costs money we don’t have yet,” Daniel said.

“All of which costs money we’ll have if we raise Series B now,” Soyeon countered.

“How much?”

“Ten billion won. At a 50 billion pre-money valuation.”

The room went quiet. Not the anxious quiet of a team in crisis, but the charged quiet of a team on the edge of something enormous.

“Fifty billion,” Marcus said slowly. “We were valued at 10 billion four months ago.”

“We’ve five-xed our customer base since then. A 5x valuation increase is proportional.” Soyeon tapped her pen three times. “If anything, it’s conservative.”

“Can we get it?” Daniel asked.

“With these metrics? Every VC in Korea will want in. The question isn’t whether we can raise—it’s who we let in the room.”


That evening, Daniel went to the rooftop of the office building. It had become his thinking place—the Seoul equivalent of his father’s balcony in Bupyeong, except thirty stories higher and with a view that stretched from Gangnam to the Han River to the mountains beyond.

The city was beautiful at night. Ten million lights, ten million stories, ten million people going about the business of being alive. Among them, somewhere in Bupyeong, his parents were having dinner. His father was probably watching the news. His mother was probably washing dishes. Minji was probably studying—she was in her second year of high school now, and her CSAT was approaching with the inevitability of a freight train.

His phone buzzed. Not Minho, not Sarah, not Marcus. Soyeon.

I’m on the roof. I can see you from the stairwell. Can I join?

How did you know I was here?

You always come here when you need to think. It’s a pattern. I notice patterns.

She appeared a minute later, carrying two cups of mint hot chocolate from the convenience store downstairs. She handed one to Daniel without comment and stood next to him at the railing.

They were quiet for a while. The city hummed below. The wind was warm—August warm, the last heat of summer before autumn began its slow invasion.

“You should be celebrating,” Soyeon said. “One thousand customers is a significant milestone.”

“I am celebrating. This is how I celebrate.”

“Standing alone on a roof, staring at the city? That’s not celebration. That’s contemplation.”

“Can’t it be both?”

“For most people, no. For you, probably.” She sipped her hot chocolate. “What are you thinking about?”

“About whether I’m doing it right.”

“Doing what right?”

“All of it. The company. The team. The growth. The fact that we’re about to raise ten billion won from people who expect us to turn it into a hundred billion.” Daniel leaned on the railing. “In the last three years, I’ve gone from a high school student with forty-three thousand won to the CEO of a company valued at fifty billion. And the thing that keeps me up at night isn’t the numbers. It’s whether the people I’m building this with are going to be okay.”

“Okay how?”

“Sarah hasn’t taken a vacation since she started. Marcus works eighteen-hour days and pretends he doesn’t. Minho is carrying his entire family’s financial security on his shoulders. And you—” He looked at her. “You worked for free for two years because you believed in something I couldn’t fully explain.”

“You’re feeling guilty.”

“I’m feeling responsible.”

“Those are different things. Guilt is about the past. Responsibility is about the future.” She set down her cup on the railing—carefully, precisely, because Soyeon didn’t place things carelessly. “The people on this team chose to be here. Sarah chose Nexus over Google. Marcus chose uncertainty over a corporate marketing career. Minho chose loyalty over safety. I chose equity over a salary. Those are our decisions. Not yours.”

“But if the company fails—”

“If the company fails, we’ll survive. We’re talented people with options. The failure would be painful but not terminal.” She paused. “Daniel, the most dangerous thing a leader can do is believe that everyone’s fate depends on them. It creates a savior complex that makes you work too hard, trust too little, and burn out before the company needs you most.”

“I don’t have a savior complex.”

“You have the world’s most functional savior complex. It’s so well-hidden that even you don’t see it. But I’ve been watching you for four years, and I see it every time you check the market at 2 AM, or stay late to review code you don’t understand, or call your mother at exactly the same time every night because you’re afraid that if you miss one call, the universe will punish you for it.”

The accuracy of the observation hit Daniel like cold water. Not because it was wrong—because it was right. Every word. The market checking. The late nights. The phone calls. All of it was driven by the same engine: the terror of a man who had already lost everything once and was desperately, exhaustingly trying to make sure it never happened again.

“You notice a lot,” Daniel said quietly.

“I notice everything. It’s my defining characteristic.” But her voice was softer now. Less analytical. More human. “You’re doing it right, Daniel. The company, the team, the growth—all of it. But you need to let yourself believe that. Not because of the numbers. Because the people around you believe it, and their belief should be enough.”

“Is it enough for you?”

“I’m here, aren’t I? On a roof, at 10 PM, drinking cheap hot chocolate with a man who predicted a financial crisis at seventeen.” She picked up her cup. “If that’s not belief, I don’t know what is.”

They stood on the roof and looked at the city. The hot chocolate was the same brand they’d been drinking since the Bupyeong Library—mint, green label, consistently mediocre and consistently comforting. Some things didn’t need to be extraordinary to be important. They just needed to be there.

“Soyeon.”

“Hmm?”

“Thank you.”

“For what?”

“For seeing me. Not the CEO. Not the prodigy. Me.”

She was quiet for a moment. The wind blew. The city shimmered.

“You’re welcome,” she said. “Now go home. Your mother called me an hour ago asking if you’d eaten dinner. I told her I’d make sure you did.”

“My mother calls you?”

“Your mother calls everyone. She has a network that would make Minho jealous.” She turned toward the stairwell. “Go home, Daniel. The thousand customers will still be there tomorrow.”

He went home. Not to Bupyeong—to his apartment near the office, a one-bedroom that was larger than the studio where Nexus had started but still modest by CEO standards. He ate the dosirak his mother had sent via Minji on last weekend’s visit—cold now, but still good, because his mother’s food transcended temperature the way her love transcended distance.

He opened his notebook. The last entry was getting further apart—not because he’d stopped caring, but because the days were getting fuller, the milestones more frequent, the pace of life accelerating in a way that left less time for reflection.

August 2012. One thousand customers. 480M won ARR. Series B preparation starting. Soyeon says I have a savior complex. She’s probably right. She’s usually right.

Note: let people carry their own weight. They chose to be here. Trust their choice.

Note: call Mom tomorrow. She’s building a network that rivals Minho’s.

Note: the hot chocolate hasn’t changed in four years. Some things shouldn’t.

He closed the notebook. Turned off the light. Slept.

One thousand customers. And counting.

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