Wagama Machiko is a fashion designer, but never has time to tidy her apartment, so she is reluctant to let her boyfriend Bonchi see the mess. One evening when Bonchi arrives to pick her up, Moguro has the apartment tidied beforehand by the housekeeper Catherine Baker. Catherine proves invaluable, but Machiko thinks Bonchi finds her attractive so Machiko fires Catherine. However, Bonchi realizes that it was Catherine who cooked and cleaned so he dumps the messy Machiko and marries Catherine.