GrimReaper's manga / #Loanshark(1)

42 Uke-3 years ago(his parent died + one night stand ML BUT didn't see each other's faces)/president Seme-Chairman's "lover" (but is he tho?)/new Mc in highschool(had a crush on him since then, unconsciously)/ ML apparently has amnesia, and is the Pouch/hidden anomily that that the mc is trying to find