What Should Grandpa Xi Do After His Plane Goes Missing?

Gu Cheng traveled through a parallel world in 1985 and had a successful love and career. However, the flight back to China flew to 2020 35 years later. When the plane landed at the airport 35 years later. Gu Cheng suddenly panicked when he saw the extra son, son-in-law and granddaughter on the household registration book. It's my second time to travel through time, but it's my first time to be a grandpa! What should I do if I want to be a grandpa after my plane goes missing? … This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.