Ch1-2,8: omegaverse, blackmail. Omega pretending to be alpha and an alpha pretending to be beta
Ch3: blackmail, office worker got approached by student who claim to know his true nature (his slutty side)
Ch4: double suicide, childhood friends
Ch5: was asked by friend to model some scene for his manga.
Ch6-7: doctor x nurse. Doctor gets blackmailed by nurse who found out his true nature
Ore no Kirai na Tsugaisama