In the kingdom, the king's family found a little orphan girl, nine years old, alone in the forest. They took care of her and considered her their daughter, but they did not know that she was a dangerous siren . Jisoo is a dangerous Siren. She is nine years old. Cold. Beautiful. Dangerous. Hates people. Strong. She hides her eyes with lenses. She is nine years old in the past. The queen has a daughter named Wonyoung. She is arrogant. Beautiful. She loves boys. She is fifteen years old. In the present, ten years later, Jisoo is nineteen years old, and Wonyoung is twenty-five years old. The king held a party on the occasion of his marriage. Note. Jisoo is adopted and an orphan. The king invites the wolf king and the prince to the party. Everyone dances and drinks except Jisoo. She watches them. Wonyoung kiss the prince cheek of wolves name bang chan. He 26 years old. Strong .cold