1st story - stepbrothers. Sadistic seme x Tsundere uke. Popular, rivals and both are the opposite of their image at school.
2nd story starts in ch 7 i think - editor x ero mangaka. Lights bdsm. Bondage and toys. Close to manga due date.
Plot:
Smut:
Fluff:
Charao-kun to Haraguro-kun no Himitsu