Bound by contract, he risked his life to cure her blindness. Her vision returned, she found her first love and asked to separate. He let her go calmly. An old photo revealed the truth: she was a stand-in for his first love. Overwhelmed by regret, she tried to win him back, but he had moved on, pursuing his piano dream. Their misplaced affections kept missing each other, leaving only irreparable regret.