Seme is ukes master *Ukes family was killed by a "zero" and seme saved him as young *semes whole family was poisoned and turned into heroes *Uke is adopted by a royal who wants the seme to die as well *Removes his memories and has him working as a servant *Uke realizes *Tries to commit suicide so he won't hurt seme *seme becomes softer and softer - loves uke and doesn't want him to leave *Rape to love - well, uke was in love all along.
Royal Servant