Am I really a useless kid?June 12."Damn it! It's tight as always!" said one of those teacher."I'm coming! Ughh" said the others teachers."Thank you for the service, Rin-chan. See you tomorrow." the teachers kiss Rin's forehead and leave the room.'Tomorrow? Service? For what? I literally got raped.. but I can't fight back just because I'm an omega?' 'Ah, it hurts.' said Rin when she saw her 'thing' when a lot of blood came out. Then, she got an alarm.'Tonight is the time I need to meet 'them', I need to hurry.' said Rin.With blood, she need to run as soon as possible.8 a.m.'Glad I came at perfect time.''Where are they?'"Oi. Here."As soon as I heard the voice, I run to them"Why are you always late?!" shouted one of them.Who's them?My family.