Honey gets his first cavity, and the number one rule until the cavity is fixed is no sweets. He then takes his frustration out on Mori, who is being strict on Honey, but Honey realizes that Mori was punishing himself for not telling Honey to brush his teeth twice.

Honey has a younger brother Yasuchika, but he has a huge grudge against his sibling. It turns out the reason for his brother's grudge is that Honey eats too many cakes, causing Yasuchika to freak out.