Mr. Lazarus appears at the boardinghouse of the Sylvesters and claims that he is John Molloy, Mrs. Sylvester's first husband. He proves Dr. Sylvester to be a fraud and helps Pat, Mrs. Sylvester's daughter, and Booth, her fiance, on the road to the altar. Mr. Lazarus suddenly leaves, but the family is undecided as to who he really is.