Akuma to Utomareta Watashi wa, Tenshi no You na Ouji no Kimochi ga Wakarimasen.

A girl with red hair and golden eyes who was born as a "demon who uses magic beasts" has lived without a name, oppressed by her family and the people of the city. One day, she is hired as a maid for the angelic second prince, Michael, and receives the name Iris. Iris, who thinks she brings misfortune, tries to leave Michael, who is kind to her. Then Michael completely changes from an angel to...! ?