Gu Chijun, played by Zhang Zhehan, is a 26-year-old male star who returned to China from Hollywood with great attention. He is domineering and cold, narcissistic, and does not play cards according to common sense. A pair of happy enemies with Xu Zhen. Once Gu Zhijun is determined in love, he will go forward bravely and devote himself to the protection of the person he loves, regardless of his superstar identity regardless of his efforts. When Xu Zhen cares about the gap between the "little assistant" and the "big star", he eliminated everything and took the initiative to approach. When Xu Zhen was in crisis, he sacrificed himself to protect himself regardless of safety.