enemies to lovers

Nishimura Riki is your bully since kindergarten, you would suffer his teasing and bullying because you couldn't tell your mom since she's friends with Riki's mom and won't listen to your "lies" when they're the truth. It's your first day of being a junior and in a new high school, all of your classmates were going to the same high school including Riki. You entered and saw Riki grinning an evil smile at you