The inexplicable scene shows that university student Li Shi Qing is trapped in an endless loop where he constantly clings to a public service bus that is about to explode, and lead to death and destruction. not just for himself but for everyone on board. .
In search of a way to escape not only the time loop but also its terrible tragedy, Shi Qing unwittingly drags another passenger, Xiao He Yun. Together, they try to find a way to change their future by making sure the car arrives safely at its destination, but trying to do this proves anything but easy.