The drama revolves around the complex emotions and secrets between the down-and-out daughter Ouyang Yue, bodyguard Qin Ji Feng, and childhood sweetheart and fiancé Liang Jia Hao. Ouyang Yue cleverly designed Qin Ji Feng to become her personal bodyguard in order to protect the family business and explore the truth of her father's death. After experiencing a series of challenges together, Ouyang Yue secretly fell in love with Qin Ji Feng, and the originally stable relationship between her and her childhood sweetheart and fiancé, Liang Jia Hao, began to crack. Just as the former lovers were preparing to face the threats from the outside world together, a shocking truth was unexpectedly revealed. Lines are drawn, and the two find themselves standing on opposing sides. This is how their heart-wrenching love triangle gradually began.