Pianist Lin Yiqing enters into an arranged marriage with the Cheng family, but discovers her fiancé's betrayal on the eve of the wedding. Cheng Yi, the second young master of the Cheng family, appears frivolous, but actually saved her life at the cost of his own years ago. The two come together due to misunderstandings, and recognize each other's true hearts after the truth is revealed. Faced with the entanglement of family interests and worldly gazes, they choose trust and perseverance, ultimately crossing identities and pasts to walk hand in hand toward their own happiness. This is a warm story about destiny, protection, and a two-way journey toward each other.