Superstar Cheng Hao exchanges his identity with his alter ego in a parallel universe Lu Hongjian, a no-name internet novelist. He becomes involved with journalist Lin Xiaoxiao who is Cheng Hao’s crazy fan.

A charismatic CEO from the ’80s and a spirited girl from the ’00s are drawn into a parallel world when a comet appears. As they navigate shifting timelines through a mysterious blue hole, they embark on a journey to rewrite fate and find true love.