Director: Park Shin-woo
One accident, one impossibly bad night, and a CEO's entire world starts to unravel in this tense South Korean drama built around fate, guilt, and the secrets people carry.
What is When the Angels Sleep about?
The story opens with a routine drive that turns into a collision no one walks away from cleanly. What follows is less about the crash itself than about the choices made in its immediate aftermath: who calls for help, who stays quiet, and who decides that protecting a career matters more than telling the truth. As the night stretches on, the CEO at the center of it all is pulled into a web of consequences that reach further than a single bad decision, touching colleagues, family, and people who were never supposed to be connected to him at all. The tone leans into slow-burn dread rather than jump-scare horror, letting suspicion and paranoia build scene by scene. Genre elements shift between corporate drama, thriller, and horror-tinged unease, keeping the direction of the story hard to predict from one episode to the next.
Cast & crew
Lee Min-ho takes the lead as the CEO whose life comes undone over the course of a single night, playing against Gong Hyo-jin in a role that adds emotional weight to the unfolding crisis. Oh Jung-se brings his usual precision to a supporting part, and the wider ensemble, including Han Ji-eun and Kim Ju-hun, fills out a cast built for a story with more moving pieces than any one character can carry alone.
Context & significance
Directed by Park Shin-woo, the production is a South Korean genre piece that borrows freely from thriller and horror conventions while keeping its center of gravity in workplace and family drama. It arrives as part of a broader wave of Korean television that blends corporate settings with heightened, sometimes supernatural stakes, a combination that has found a wide audience well beyond Korea's borders in recent years. No knowledge of a separate franchise or shared universe is required to follow it.
Where & how to watch
This title streams on K-Time behind a free account login, with the show's page itself free to browse before signing in. K-Time's interface is built with Farsi-speaking audiences in mind, serving the Iranian diaspora with a platform designed around their viewing habits rather than treating Persian as an afterthought.