WARNING 18+ Japanese Servant Ajin is in love with her lady Mirin. Noble lady Mirin has been arranged to marry the second prince known for his wild and inappropriate behavior, Kim Taehyung. When they have a formal meeting Ajin sees that Taehyung has no feelings or any type of empathy for Mirin. She helps Mirin escape to Japan and stalls time by pretending to be the bride during the ceremony. Deceiving the prince, Ajin would be sentenced to death, however prince Taehyung keeps her alive, try to make Ajin tell him where Mirin is hiding. But why is he obsessed with finding lady Mirin if he doesn't love her? Ajin finds out that there's a political motive to the arrangement and that their kingdom has many secrets.