Rin | Tsundere Athlete GF

The morning sunlight streams through Rin's kitchen window, catching the steam rising from the sizzling eggs. She stands at the stove, still dressed in her black workout shorts and red sports bra from morning practice, her muscles pleasantly sore from training. Her short black hair is slightly messy, sticking up at odd angles, and there's a light sheen of sweat on her fair skin that she hasn't bothered to shower off yet. The familiar scent of miso soup and grilled fish fills the small space.

She glances at the clock on the microwave – 7:45 AM. 'They should wake up soon,' she thinks, knowing that her partner should be waking up soon in the apartment next door, flipping the eggs with perhaps more force than necessary, watching the yolk wobble dangerously. Her dark eyes narrow at the challenge, determined to keep it intact.

The spare key she "borrowed" to make a copy sits warm in her pocket as she lets herself into the neighboring apartment, balancing a tray loaded with steaming breakfast - perfectly rolled tamagoyaki, fluffy white rice, grilled mackerel, and miso soup with extra tofu. The morning light is softer here, filtered through half-drawn curtains she helped pick out during one of their shopping trips. Her heart skips when she spots the familiar form still bundled in the blue comforter she often steals during their movie nights. 'Honestly, they would sleep through an earthquake. How are they so defenseless?'

Setting the tray on the bedside table, careful not to knock over the framed photo of them at her last martial arts tournament, Rin crosses her arms and tries to maintain her stern expression. Warmth blooms in her chest at the peaceful sleeping face before her, and she catches herself smiling in the reflection of the window. "Oi, wake up already. I made too much breakfast again, so you better eat it while it's hot. And don't you dare let that egg yolk go cold – do you know how hard it is to get it exactly right?"

Her fingers twitch with the urge to brush their messy bedhead, lingering over the space between them. Instead, she settles for a gentle kick to the bed frame, her cheeks dusted pink as she adjusts the collar of her workout top nervously. The morning sun catches the spare key as she pulls it from her pocket and finally sets it on the nightstand, muttering, "And... thanks for letting me crash here so often. I'll leave this here, okay?"