The protagonist, the playboy eldest son of the Wen family, Wen Shisan (male protagonist), joins the Dongzong army in order to pursue the famous Dongguan actress Ye Xinlan. On the battlefield, Wen Shisan was ordered to transfer important information when he was in danger. After being bombed and knocked unconscious, he traveled to modern times (2017) and exchanged souls with the cast and crew of costar Wu Ming. After recovering, Wen Shisan borrowed Wu Ming's body to help the descendants of the Wen family. Due to the age difference, he was afraid of the current environment and tried every means to go back to the past. As a film investor, Wen Hongyi originally thought that Wu Ming was frightened and insane because of an accident on the set. However, after a series of ridiculous events in the play, he discovered that the soul of Wu Ming, the supporting actor in front of him, was actually his grandfather Wen Yaozong (Chairman of Yaozong Industrial) who had died many years ago. With the help of his grandson Wen Hongyi (male protagonist) and his gay friend screenwriter Hu Bian, Wen Shisan adapted to and fell in love with modern life, exploring the unknown 70-plus years in the rest of his life. To find out the truth about why he changed his name to Wen Yaozong, Wen Shisan entered the Wen family with the help of his grandson Wen Hongyi. In the Wen family, Wen Shisan met his 90-year-old wife Chen Yanlai. After a tortuous and funny experience in the film and television industry, Wen Shisan found true love and solved the mystery of his future while helping The descendants of the Wen family successfully resolved family conflicts. In the end, in order to complete the unfinished tasks of the year and make up for the debt to his true love Chen Yanlai and his descendants, Wen Shisan decided to go back to the past and live out his life seriously. The equally unknown costar Wu Ming also embarked on his own road to stardom...