The male protagonist has a superb design, the villain is a sick and weak proton who has to suck the blood of the female protagonist to survive, and he is super good at teasing and forcing love! The heroine is the reincarnated junior sister of a goddess. In order to restore her immortal body and descend to earth, the two were forced to become husband and wife. After three lifetimes of entanglement, the male protagonist falls steadily in love with the female protagonist in each life. It's a sweet and sadistic story, and I can't get enough of it after reading it.
The sweetness is beyond the limit, the dank and yandere boss laughs angrily, today is another day to be teased and seduced by the vicious female partner! What to do? Pamper her!