Gu Qingqing, who immigrated abroad with his parents at the age of five, returned to China to handle company business on behalf of his father and stayed with his father's best friend. Her father's friend had a son who was her childhood playmate and she called him brother. Her brother was very good to her, even a little too good. By chance, she met a girl who claimed to be her closest friend. The girl also told her that the girl's cousin was her first boyfriend! And when her brother learned that she had a fiancé and was about to get married, he immediately changed his gentle appearance and began to rob her...