Part 1: Dawn at Minamizu High
Riku Satou stands alone by the edge of the school pool, ears hummed with fuzzy thoughts. The morning’s light scatters on the water. He wets his lips, glances right, and tightens the straps on his cap. Weeks since Coach Abe set the tryouts. But one slot is open for the regional relay team. Riku wants it, or more—he thinks he needs it, to prove he’s more than a fading club member. Or is that just silly?
A few steps away, Haruka Mizuno, calm-eyed and steady, finishes her stretches with precise calm. There’s nothing showy in how she prepares—just soft focus. Riku’s heart stumbles. He wants to ask her how she always seems so cool about all the pressure. Their conversation, light as small stones—”Worried about the tryouts?” she asks with a sleepy grin. Riku tries not to grimace. “Yeah. I bombed the last set. I don’t know what I’m even… Do you think there’s a point sticking it out if you keep sinking?” She nods once: “Only you know when you’re done. But you’re not done.” In the far stands, others gather—their rivals, their hopes.
Part 2: Ripples in the Lane
By the whistle, the lanes fill. Banners rustle. Riku squares his feet, dives, and splits the pool. Fine heat on his back, bubbles peeling from his kick. He’s in lane four, fighting harder than he should, not up for air till arms ache.
The first round comes close. The scoreboard flicks to life—Riku’s time falls short, just behind cool-headed Haruka and blunt-fisted Kaito Okabe. Coach Abe steps over.
“Satou, either you swim or you give up. But don’t ghost on this team. Not today.” It stings, but not because it’s wrong. Funny how a few words stick, isn’t it?
Part 3: The Locker Room Pact
Steam hazes the after-swim hush. Stares trail Riku as others mumble about the scores and what comes next. In his locker, he finds a piece of folded stationery—a message? ‘Come to the old pool after fourth period.’ Classic mystery setup. Would you go?
With lunch break ringing, he shifts through the halls, meets Nao Ishida behind a sliding door. Nao’s part-cloud, part-fire—lost her spot to a torn shoulder. She keeps stats. She hands Riku a timer and notebook—detailed logs of every relay since 2005. “You don’t use your finish. Always hold back. If you’re gonna fight, stop worrying who’s watching.” Looking at the scrawls, Riku’s walls thin. Is it wrong to be so scared of failing in front of others?
Part 4: The Secret Lane
On a cloudy night, Kaito and Haruka bring Riku behind the school gym. They laugh, drag him by the sleeve, pool keys jangling. Turns out, there’s a shadow practice with just them. No coach, no glare, only ripples and laughter in the half-lit gym lights. Shouji, the fearsome team captain, surprises them by dropping by. But instead of glare, he quietly paces their splits, offers odd advice. “Be mad. Be kind. Decide. That’s all you get, out here.” Riku pushes himself harder; the team members egg each other on, secrets shared head-to-toe in chlorine scent. Have you ever felt freer with your rivals than your fans?
Classic showing—someone coughs, almost sick from the nonstop sprints, but then bursts into laughter and the whole room feels lighter.
Part 5: High-Stakes Relay
The day of the relay, gloom twists across the water, flags snapping in sudden wind. Haruka stands first—dives in. She surprises them all: stronger, longer kick than she’s shown before. When strict-edged Kaito slaps Riku’s back, he grins. “You’re anchor now. Don’t choke.” Riku doesn’t bristle; a week ago, he would’ve. This time, this moment—he really wants it. The cheer? Raw and blurred. Each flash, white lines, arms flying. It’s not clean, not perfect, but Riku passes every goal marker in his mind and brings their team ahead by half a body. That last wall, fingers burning—fear shrunk, replaced. The buzzer blares. Cheers. Did it work? The scoreboard waits. Is it ever really about medals? Or something else?
Coach Abe stares, unreadable. Shouji’s normally stone mouth twitches into a nod. In the silence, a surprise guest appears—Nao in uniform, arm looped in a sling, but with their notes hoisted like proof. “We did it!” the team barks, and chaos breaks loose. Riku, gasping, slumps against the bleachers, the weight only now spilling out.
Part 6: After the Splash
The campus changes. Now, freshmen trail Riku with bright eyes. He’s not sure if he belongs as their new anchor—do you ever feel like you’re not good enough, even when others call you a hero? Nao posts team photos in the hallway. Coach Abe limps past them, dropping a passing, “Regionals won’t be as gentle. Stay hungry.” No one laughs but the tension lifts. Riku and Haruka sit together on the old steps, skipping rocks over rainy puddles after a post-practice day. “You ready to try the open water soon?” Haruka nudges. Riku tries to answer—camera cuts out on their half-nervous, half-excited faces, dusk rising up behind them. Will that new stage be too big? Or did they leave doubts on the pool bottom?
On the far edge, shadowy figures in different team jackets mull over times—next rivals for the new relay squad. One says, ‘I hear Minamizu’s got a new anchor. Let’s see if he’s flame or smoke.’ 
Cliffhanger: Training for the Unknown
Dawn shadows, campus empty except for lap echoes and the hum of an excited heart. New plans, new tapes in Nao’s notebook, framed team medal in the trophy case. Riku heads for the far lane alone—what will he find there next? Feet hall track soft slow, ripples curling out behind.
What waits under the next lane? 
