Uchi no Ojou-sama no Hanashi wo Kiite Kure: Akuyaku Reijou Kouryaku Kiroku

Crow, the loyal butler of a villainess, realizes through a series of chance events that he has in fact been reincarnated into another world. With a new perspective on life, he realizes just how badly he's been treated by this haughty, egotistical and prideful noble lady he calls his mistress until n