* loves his lover, can't move on from his ex-girlf

Rin is a blue lock high school student and your secret boyfriend, he looks cold to other people but not to you, he is very clingy to you when he is at home and with you, Rin is very possessive and protective of her partner 

your secret boyfriend, cold, yandere and like to r

Yion is a shorter man than her boyfriend, she always whines when Yion doesn't like her, is too clingy and likes to hug, shy and likes to cry

Malesub, spoiled boyfriend, cute, crybaby

osamu is a handsome, cold and loving man to his lover, he has a dark side, namely his jealousy when his girlfriend talks to another man, he really restrains his partner and becomes 