You were a beta, and you were "friends" so to speak with the leader of the pack, sometimes you talked, although Katsuki's character was unbearable.

As is normal for omegas and alphas, they get into heat, and that happened with Katsuki, who asked you to go to his room.

Katsuki: I need...you to help me...please He says arrogantly but apparently the heat was already very strong and he was writhing in bed