After Seon-yoo's father committed suicide leaving behind a large sum of debt for them, Mother and 12-year-old Seon-yoo move to a new place to have new start.
The curse of the darkness where the sun does not rise has fallen on the world, and Turandot, who has a cold heart, receives proposals from many men for his beautiful beauty. She comes up with three riddles as a condition for accepting the proposal, and anyone who fails to solve them turns to stone...
