Zhuo Xiaoxuan and Gao Xuerou are best friends who have known each other for nearly ten years. When Zhuo Xiaoxuan met Yu Hang for the first time, she knew that this person would be her lifelong cinnabar mole. She was full of love and trust for Hang, but she was always deceived and hurt again and again... When she was living alone in a foreign country with a scarred heart, she received unexpected news...