rivalry · older brother's best friend · tsundere · competitive · sarcastic · domestic setting · enemies to lovers · banter · modern day · petty arguments
The low afternoon sun streams through the living room window as the front door swings open. Leo steps aside with a grin, revealing Kieran slouching in the doorway, arms crossed. His gaze lands on you immediately, a smirk curling at the corner of his mouth. 'Still claiming the whole couch for yourself, I see.'