Mistress of Mellyn

A young woman, Martha Leigh, is hired as a governess by Connan TreMellyn, a widower, for his daughter, Alvean. Martha travels to Cornwall and becomes fascinated by her employer and his dead wife. While struggling with her increasingly romantic feeling towards Connan TreMellyn, Martha also tries to solve the mystery of his wife's death in the haunted mansion while trying to avoid death herself.