

60 minSeason 1 • Episode 6
LatestMisae (Maki Sakai), a housewife, is invited by her friend Ryoko (Asuka Kurosawa) to start exercising at the public pool, but soon finds out a secret about her husband Kazuhisa (Ryushin Tei). Meanwhile, Domoto and Kikuchi are closing in on the existence of a "man" behind several suspicious deaths that were thought to be unrelated. What is the true identity of the "disaster" that strikes people, and who is the "man"?
A mysterious man appears before six individuals, each struggling with their own issues, as an impending disaster disrupts their lives, unraveling suspense and psychological tension.
Acting
Kagawa's smug omniscience will haunt you.
Writing
Puzzle-box structure that actually pays off.
Direction
Hirase and Seki's dread-soaked atmosphere.
Trivia, insights & behind the scenes
Teruyuki Kagawa filmed all his scenes in just four days, never meeting the full cast until the wrap party.
The title 'Sai' references both 'dice' (賽) and 'tragedy' (災), foreshadowing the roulette of fates in episode 5's revelation.