"If I find you, I’ll turn you into a beautiful bird that only looks at me." Ella, a maid in the Drois imperial palace. All she ever wanted was a quiet and modest life. But after discovering an old music box while cleaning the storage room, she begins having secret, dangerous dreams every night. “What… are you?” “A monster here to devour you.” When Ella realizes the man in her dreams is none other than Emperor Carlyle—the tyrant himself— she decides to run away in order to protect herself. “Ella, I’ll decorate a beautiful cage just for you.” Unaware that only one ending awaits her at the end of it all.