Homare's pet dog, Mogumogu, falls in love with a cat named Lily who appears in a commercial. Wanting Mogumogu to meet Lily, the gang train him to take part in an audition to star in a commercial with her. Meanwhile, Ruru laments that a love between different species will never work, feeling sympathy as an android, but Emiru assures her that it doesn't affect her feelings for her. On the day of the auditions, as Mogumogu works hard through each event, Bishin has a Mou-Oshimaida possess a robot intended for the final round. Noticing a girl in trouble, Mogumogu overcomes his fear of monsters to protect her, giving Ruru and Emiru a chance to beat the Mou-Oshimaida. Although the audition is cancelled, Mogumogu gets to meet Lily, who is owned by the girl he rescued.