In order to make a living, Shi Qi disguised herself as a man and entered the prince's mansion under a pseudonym. She became the personal bodyguard of the prince Su Yan, and they stayed together for five years and developed a deep friendship. In an accident, Su Yan was tricked into using a charm drug, which caused embarrassment when Shi Qi rescued him. Su Yan mistakenly thought that he was attracted to "the man" Shi Qi, and fell into painful struggle. In the end, Su Yan decided to break away from the world and confess to Qi Qi. Qi Qi was deeply moved and revealed the woman's identity to resolve the misunderstanding. With the support of Mrs. Hou, the two got married and made a good story.
