Yan Yan's parents died when he was young, and he grew up under the care of his cousin. His love for his brother has overflowed and surpassed the love between brothers. But when he grew up, he discovered that the tragedy of his parents' death was actually related to his cousin's parents? Where should he go? On the one hand, he loves his brother, and on the other hand, he faces the truth about his parents' death. Watch Yan Yan struggle repeatedly in the abyss of love and hate.