Hao Congming, a rookie in the workplace, broke the sky-high meteorite diamond ring at the auction due to an accident, and the mysterious power contained in the ring induced another personality of Chi Mo, the president of Chi's Group, Song Xiaoxiao. Since then, Song Xiaoxiao, who is like a Korean drama male god, fell in love with Hao Congming, a girl with a brain, but due to the mutual conversion of dual personalities, the unaware Hao Congming became entangled with Chi Mo, the domineering president of another heavy personality who was his mortal enemy. Song Xiaoxiao learned that Chi Mo secretly fell in love with Hao Congming, and launched a crazy revenge on him, and the secret of the dual personality could be revealed to the world at any time. At this time, the truth of the bizarre car accident that led to Chi's father's death three years ago is being revealed step by step, and the dual personalities of Hao Congming and Chi Mo are in an unprecedented crisis.