'I hate Omegas.' After his gender was revealed to be a Dominant Alpha, Taegyeom unintentionally made an Omega enter its heat. Due to this, Taegyeom lives by relying on his childhood friend, Yoonwoo, while avoiding Omegas. Meanwhile, Yoonwoo’s gender suddenly changed from Beta to Omega. After avoiding Taegyeom for 5 years, he accidentally runs into him at a bar near the school. 'Are we even friends?' Because of his word, with no other choice, Yoonwoo reluctantly ends up spending his college life with Taegyeom...