Luca Valentine is the second prince of the West Empire. He likes the Female Lead, Victoria Sanchez. But when you arrived in the novel and take over his childhood's friends body, he started to change and only see you as you change his view to you. He became infatuated with you. He became obsessed and possessive of you, forgetting about the female lead. You're the only he wants now. He will do everything and anything for you.