Marcus had locked up the Riverside Aquatic Center three thousand times over thirty-two years, but tonight felt different. The fluorescent lights hummed their familiar tune above the Olympic-sized pool, casting that particular blue-white glow that made the water look deeper than its regulation eight feet. He'd already sent the last of the varsity swimmers home, their wet footprints still dark against the deck tiles.
Photo: Olympic-sized pool, via thumbs.dreamstime.com
Photo: Riverside Aquatic Center, via generalconstructors.com
The retirement party was tomorrow. After three decades of teaching proper breathing technique and flip turns, he'd be done. But first, one last security sweep.
He walked the perimeter, checking lane ropes and pool covers, when he noticed the diving board platform was still wet. Strange — no one had used the diving well today. The water below it moved in slow, hypnotic circles, as if someone had just surfaced. Marcus leaned over the edge, watching the ripples catch the overhead lights.
That's when he saw it: his own reflection, but wrong. The face in the water was his, but younger, wearing the red Riverside polo from his first year coaching. The reflection smiled up at him with teeth that seemed too white, too sharp.
Marcus jerked back, but his foot slipped on the wet deck. The world tilted, and then he was falling, the chlorinated air rushing past his ears before the water swallowed him whole.
He surfaced gasping, expecting the familiar sting of over-chlorinated water, but this was different. The chemical bite was there, yes, but underneath it was something else — something organic and patient. The pool stretched out exactly as it should: eight lanes, regulation length, the same faded blue paint on the walls. But when he looked down, the bottom wasn't there.
The water fell away into darkness so complete it seemed solid. Lane dividers swayed in currents that had no source, their plastic floats bobbing like prayer beads in an endless rosary. Marcus treaded water, his coach's instincts kicking in even as his mind struggled to process what he was seeing.
The viewing stands were exactly where they should be, filled with the same blue plastic seats he'd watched parents occupy for thousands of swim meets. But now they weren't quite empty. Shapes sat in the shadows between the seats — not moving, not breathing, just watching with a patience that felt geological.
He tried to swim to the pool's edge, but with each stroke, the distance seemed to multiply. The familiar rhythm of his breathing echoed strangely, as if the sound was being recorded and played back a half-second too late. The diving board loomed above him, casting a shadow that moved independent of the lights.
Something brushed against his leg.
Marcus spun in the water, searching the surface, but saw only the gentle ripples his movement had created. The touch had been brief, almost tentative — like a nervous swimmer asking for help with their form. But there was no one else in the pool. There couldn't be.
He focused on reaching the ladder, counting strokes the way he'd taught thousands of students. One, two, breathe. Three, four, breathe. But the numbers started to blur together, and he realized he'd been counting for much longer than the pool's twenty-five-meter length should allow.
The water around him began to warm, degree by degree, until it felt like blood temperature. In the distance — though distance meant nothing here — he could hear the echo of a starting pistol, followed by the splash of diving bodies. But when he looked toward the sound, he saw only empty lanes stretching into darkness.
Another touch, this time on his shoulder. Firmer, more insistent. Marcus spun again, and for just a moment, thought he saw a flash of movement beneath the surface — something pale and long that moved with the fluid grace of someone who had spent their entire life in the water.
The diving board creaked above him, though no wind moved through this place. He looked up to see a figure standing at its edge, silhouetted against the fluorescent lights. It raised one arm in what might have been a wave or a warning, then dove.
Marcus watched it fall, a perfect pike position held for far longer than physics should allow. The figure hit the water without a splash, disappearing into the depths that had no bottom. But the ripples it created spread outward in perfect concentric circles, and in each ring, Marcus thought he could see faces — every swimmer he'd ever coached, every student who'd trusted him to keep them safe in the water.
He was still treading water when he realized he could no longer feel his legs. The warmth that had crept through the pool was spreading through his body, and with it came a terrible understanding. This wasn't a pool at all — it was a mouth, and it had been feeding on the echoes of every stroke, every breath, every moment of trust between coach and swimmer for thirty-two years.
The shapes in the viewing stands leaned forward slightly, as if the show was finally getting interesting.
Marcus opened his mouth to scream, but only chlorinated water poured out, carrying with it the whistle commands he'd never give and the retirement party he'd never attend. Somewhere in the endless deep, something that had once been a swimmer smiled with teeth like lane dividers and welcomed him to the team that never stopped practicing.
The pool's surface smoothed to perfect stillness, reflecting only the fluorescent lights above and the empty diving board that creaked in rhythm with a heartbeat that belonged to the water itself.
