In a ruined and toxic future, thousands live in a giant silo deep underground. After its sheriff breaks a cardinal rule and residents die mysteriously, engineer Juliette starts to uncover shocking secrets and the truth about the silo. | Sci-Fi & Fantasy, Drama | Series Premiere: May 4, 2023| 3 Seasons | 28 Episodes | Last/Latest Episode: S03 E08 on Aug 20, 2026