Kuang Wuyou, a modern genius musician and the leader of the assassin organization behind the scenes, was killed by his only friend, and then traveled to the world of female lords and became the only son of a family of genius doctors. When the scarred heart is healed, when the frozen heart slowly melts, and he thinks that the impossible happiness is right in front of him, can he still love again? However, when he started to try to love, a girl who fell from the sky broke everything, "I am the priest of the Yin family, please go back with me, this is your mission." It turns out that everything was just a conspiracy that started a long time ago, and he was just a pawn in this revenge. Facing the relatives and lovers in this world, can he really leave because of his mission?