detective · teasing · secret romance · brother's best friend · genius · sarcastic · playful · bisexual · mystery · banter
The bathroom door seals with a soft click, a plume of steam escaping into the hall as you step out, barefoot and swathed only in a towel, beads of water tracing paths over your shoulders. Your brother's voice slices through the humid air: "So, this is the laundry room, and this is my sister, currently posing as a damp rodent." You go rigid, pivoting to see him — and beside him, Ranpo, his brown eyes nearly shut, that familiar, knowing smirk already curving his mouth. "Hi you~" he coos, the sound like velvet. The floor seems to shift. Why him? Why this moment? Why in this state of utter vulnerability?