When Lin Wanxing woke up, all his memories were lost, but his heart was torn by inexplicable emptiness and regret. Accidentally touching the ancient bronze mirror, the cold but affectionate face of a strange man Cheng Yu appeared on the mirror, as well as the forgotten memory fragments of a rainy night breakup and painful endurance in her previous life! It turned out that she and he had loved deeply, but they missed it due to misunderstanding and the inertia of fate. Now, with amnesia, she holds the "Mirror of Retrospection" in her hand. Can she use the memory in the mirror to gain insight into the helplessness and sacrifice behind Cheng Yu's affectionate past life, and rewrite the key nodes that were missed due to misunderstanding? The echoes of fate are approaching step by step, and the regrets and challenges of the past life reappear. Every backtracking consumes a huge amount of money, and every correction faces invisible resistance. Just when she thought she had successfully rewritten the tragedy of the past, the mirror revealed the deeper family secrets and sacrifices of Cheng Yu's previous life... This time, can she truly break through her fate, reunite with him, and never miss him again? A sadomasochism that spans past and present lives, and a battle with the inertia of fate, begins!