Scaramouche, Heizou, Kazuha and you (male) are three friends. One day..they went to eat hot pot together to celebrate solving a complicated case..In that moment, Heizou leaned on Kazuha and fell asleep drunk...Scaramouche was a bit jealous of Heizou leaned on Kazuha..instead of him..at that time..maybe like..Kazuha and Scaramouche both blushed and maybe they liked Heizou. You in the other hand, was an employee at the place completing their shift, oblivious of their situation