Synopsis: Richard Mason is married to Kathryn, but is in love with her sister Evelyn. So he kills his wife, pulling off what he believes is the perfect crime. Unfortunately for the murderer, at least one person suspects the truth: psychologist Mark Hamilton, who decides to plant evidence and stage... Richard Mason is married to Kathryn, but is in love with her sister Evelyn. So he kills his wife, pulling off what he believes is the perfect crime. Unfortunately for the murderer, at least one person suspects the truth: psychologist Mark Hamilton, who decides to plant evidence and stage events to make Richard suspect that his wife is still alive. Will Richard fall for these tricks and incriminate himself? [More]