The Possessive Choice Mate

Mark was devastated after her sister and mate died on the same day. He became rampage and killed all the rogues who trespasses his land, regarding of their age. One day she came a cross a rogue that make him change. This rogue was accepted to his pack and then suddenly all changed. The Moon Goddess gives him a second chance mate and it is the rogue girl he just accepted. What will happen if the rogue girl past hunts her? That she already had a mate who rejected her but wants her back. Will he let her go or he will be possessive over her and never let her go.