England, 1925. At a lavish country house party, a practical joke appears to have gone horribly, murderously wrong. It will be up to the unlikeliest of sleuths—the fizzingly inquisitive Lady Eileen Bundle Brent—to unravel a chilling plot that will change her life, cracking wide open the country house mystery. | Mystery, Crime, Drama | 1 Season | 3 Episodes | Series Premiere: Jan 15, 2026 | Last/Latest Episode: S01 E03 on Jan 15, 2026