Divorcee Laura marries Paul but his employer is also enamored with Laura and sends Paul on a business trip during which a murder is committed and he is accused of the crime.
Guests at a luxury hotel are horrified when they witness a man literally "disappear into thin air." The vanished man's relatives hire a detective, who goes to the hotel to investigate the disappearance.
A pretty young lawyer discovers that her father needs an expensive operation to save his life. She goes to a nearby city and takes out an ad offering to marry whoever will pay her $5000, the cost of the operation.