On the night before the college entrance exam, two escaped death-row inmates raped Qin Song in front of her grandmother and then strangled the old woman with a rope.
She survived only to live ten years as a fully paralyzed waste who lost her Tsinghua and Peking future, until she returned to the moment a hoarse voice demanded the door be opened for a line inspection.
The power is out, the landline is dead, and Grandma is still in the kitchen steaming flower rolls while the killers wait in soaked uniforms outside.
With the exam admission ticket packed and no way to call for help, can Qin Song stop Fei Kun and Ma Jiu before the four-hour torment begins again?
