On the day she was reborn, she was tricked into the pool as a bait.
In her previous life, she died to save others, and before she died, she heard her aunt's words, "It would be better if she died." In this life, she protected the medical books left by her mother and climbed up step by step from the mud of the deep house.
Someone handed him a knife, and she took it and stabbed him back; someone set up a trap, and she made the move earlier.
Until the prince, who was her enemy in the previous life, looked at her from half the end of the game - she smiled: "This game, it is my fault."