The mc is one of the dumbest ntr protagonist he does not take Akira seriously at all even when he knows that Akira sleep with two other women, the mc also left his girlfriend alone when she was hurt so badly that she could not walk, the mc knows that Akira is willing to rape the other women with a drug that make them lose control of their body's and have an affect on their minds that make them easier to be manipulated, Also after Mio got raped and was crying on a day she should be happy he saw the cum on her and he got confused about what happened and just left her in her depressed state, and finally when he found out from Sakura herself that she was being blackmail and being raped by Akira the mc does nothing to help her. And by the end Akira rapes both Sakura and the mc girlfriend Chika into submission and left Mio and Keiko in a depressed state.