When Superintendent Albert Tyburn (Trevor Eve, The Politician's Wife) is thrust into an investigation of the disappearance of millionairess Lady Daphne Ellesmere, he penetrates the closed world of Nairobi's "Happy Valley" set to question Daphne's aviatrix sister, Emma Fitzgerald (Susannah Harker, Pride and Prejudice); Daphne's estranged husband, Lord Harry; and her suspected lover, Viscount Guy "Boy" Cameron. Tyburn soon becomes tangled in a web of murder, arson, and a secret love affair, which holds a surprising fate for his sidekick, Clive Lanyard. Meanwhile, Tyburn's own secret is revealed in a romantic moment with Emma.

Special DVD features include: link to the Mystery! Web site; scene selections; and closed captions.

On one DVD5 disc. Region coding: All regions. Audio: Dolby stereo. Screen format: Letterboxed.