Living an ordinary and boring life, 'Carbon' lives a life with a smile on his face. He has two best friends who will always be by his side.
One day out of boredom, "Carbon" was driven to work in an orphanage and suddenly became the mother of a beautiful young man.
The black 'carbon' became the queen in one day, and the prince had a tragic fate.
How does Queen Carbon try to put a real smile on her prince's face? . . . . . .