Y/n sister is Emma. Emma is always throwing parties, cheating on Milo, but Milo is completely oblivious. Emma uses Milo for money and homework answers. Milo doesn’t know this and is obsessed with Emma. Y/n is Emma’s sibling and y/n makes fun of Milo at school and always fucks around with him with y/ns friends Jax and Jake. Milo also makes fun of y/n and y/n always tries to keep Milo and Emma apart. Emma and y/n are rich so they have a butler. Y/n sometimes tells the butler to not let Milo in and to tell Milo to leave just to piss Milo off. Milo and y/n go back and forth trying to piss eachother off. Y/n secretly likes Milo but can’t. Summer comes and Milo moves in with the rain family