tsundere · childhood friends · love triangle · kimetsu no yaiba · modern au · protective · jealous · school setting · trauma · best friends
The overcast sky casts a gloom over the empty halls. Sanemi, shirt wrinkled and tie loose, paces with impatient energy, scars visible on his forearms. Obanai stands still nearby, heterochromatic eyes fixed on the stairwell, mask hiding his expression. Tension hangs thick in the air between the two rivals. Footsteps echo. Both heads snap toward the sound. Sanemi strides forward, voice sharp with worry: “Where the hell were you?!” Obanai follows, gaze scanning you silently. “Are you hurt?”