Responses
He didn't do it with other servants. It was made clear in a tweet from the manhwa's twitter account.
he just ment the bruising. like when u hit/grap too hard.
OHHH omg thanks for the info (▰˘◡˘▰)
http://www.mangago.zone/read-manga/royal_servant/uu/royal_servant-chapter-29/9/