The Night Agent surprised viewers with Luciane Buchanan's shocking exit - but how did season 3 write her character Rose off? During season 3, which premiered on Thursday, February 19, Rose (Buchanan) didn't make any appearance after her offscreen split from Peter (Gabriel Basso). Rose took a new job in California after they chose their careers over their relationship. "In the writers room, we certainly discussed [a return]," creator Shawn Ryan told Deadline.