At the stroke of 11 PM each night, everything comes to a standstill across the globe. As an ordinary worker with the unique aptitude to maneuver through the pause, Lee Se-hoon faces off against Ji Yoon-sung - a psychopathic killer who possesses a matching ability. In this state of inertia, Lee Se-hoon must do everything in his power to thwart Ji Yoon-sung's deadly intentions.