Mrs Remington Chow is concealing her second marriage from her aunt in order to receive a large inheritance. She is in financial difficulties and is thinking of taking in lodgers again much to the dismay of the maid. A man comes to the door with a bulldog and demands she pays her debt. As the maid goes out the man slips in.
Mr Chow comes back from holiday as her first husband is entertaining her with a violin. The debt collector is hiding in the piano. As he emerges he gets tangled in the fight between husbands. Aunt Alvira arrives. Mrs Chow says she is still married to Vincent. Mrs Chow says they are friends playing a rough game "Duck the Knob". Mrs Chow tells her husband to pretend to be the lodger.
Auntie likes Vincent and sits on his knee. She spies Mrs Chow kissing who she thinks is the lodger and gets Vincent to interject. Mr Chow gets his gun.
