 When one of Dorian's plans backfires and puts Adriana into mortal danger, Rex comes to her rescue, finally convincing Dorian that he is a worthy mate for Adriana.In 2007 Rex and Adriana's relationship is tested by celebrity baseball pitcher Tate Harmon, who becomes romantically interested in Adriana and manipulates events to get close to her and cause conflict between Adriana and Rex.Jealous Rex's own investigations of Tate prompt Adriana to break up with Rex and start to date Tate, but Rex is later vindicated when Tate is revealed to be a white supremacist responsible for various anti-semitic and racially motivated attacks in Llanview.