David Murphy (an architect) and Diana Murphy (a realtor) are happily married, but in building their dream house they have got themselves deep into debt. Facing ruin, David and Diana hit Las Vegas...

David Murphy (an architect) and Diana Murphy (a realtor) are happily married, but in building their dream house they have got themselves deep into debt. Facing ruin, David and Diana hit Las Vegas for one last desperate throw at winning the money they need. They have a disastrous night at the tables, but then something unexpected turns up: millionaire John Gage offers Diana one million dollars to spend the night with him. David and Diana talk it through and decide she should accept... but the fall-out from the event all but wrecks their marriage.