Helen, who embarks on a passionate affair with a man who has no idea what her secret identity is. Caught in the crosshairs when her lover falls victim to the dangerous London underworld, Helen's employer's call in Sam to protect her.

Soulmates Eric and Shelly are brutally murdered. Given a chance to save the love of his life, Eric must sacrifice himself and traverse the worlds of the living and the dead, seeking revenge.

When mysterious events change the course of an immigrant ship headed for New York in 1899, a mind-bending riddle unfolds for its bewildered passengers.