Three friends discover that they have the power to travel back and forth 20 years with a sneeze. However, the future is not as good as they hope, and they need to take on the responsibility of saving the world.
张若昀
as Wang Zha
钟楚曦
as Liu Lianzhi
Song Yang
as Wang Chengyong
吴晓亮
as Han Guang
朱顏曼滋
as Yang Yi
李晨浩
as Bubble / Paopao
温峥嵘
as San
Shi Liang
as Wang Chengyong's Father
Yichen Chen
as Young Wang Zha
李卓钊
as Young Wang Chengyong
Qixuan Kang
as Young Bubble / Paopao
Ma Fanding
as Yang Yi