Blackwood mansion, patriarch Sir Alaric Blackwood is found dead under mysterious circumstances. Called to investigate, Detective Richard Doyle delves into a maze of family secrets, bitter rivalries and deep betrayals. As he unearths long-buried truths, Doyle discovers that each member of the family has something to hide—from the rejected Amelia, who discovers she is not Alaric s biological daughter, to the cunning Frederick, whose dark ambitions threaten to destroy the family legacy. As tensions rise and secrets emerge, Doyle realizes that Alaric s murder is linked to a past stained with blood and bribery. As the investigation progresses, everyone in the mansion becomes a suspect, and alliances within the family crumble. Who killed Sir Alaric and why? And how far can greed and family pride take someone? Blackwood s Secret House is a psychological thriller that explores the corrosive power of secrets and the devastating consequences of unbridled ambition, where the truth can be more deadly than the crime itself.