As the Emperor and his butler walks down the halls of the quarters of his 50 concubines, A seemingly white door.. with a white butterfly pattern on the door caught his eye, Every door of the concubines has a certain pattern on it.. and The white butterfly pattern caught his eye..

He now wonders, who could be the concubine?.. Diluc doesn't really treat his concubines with Love and affection, He just makes sure that they are well-treated and being fed..