12 Episodes · Premiered April 15, 2026 · Ended July 1, 2026
Ame is caught by the Mad Dentist and faces dangerous treatment. It is a desperate crisis! However, there is a secret hidden inside Ame's mouth...?
Caries remodels teeth without asking and pushes Ame around. Seeing Ame struggle to fit in with friends, Caries tries to solve it with DIY skills.
Ame is happy her baby tooth fell out. But it was Caries' precious TV! Caries nurtures the new tooth, growing it into a giant TV, but then......
Ame is banned from sweets by her mom. Seeing Caries suffer, Mikan secretly gives them sugar. However, they get involved in unexpected trouble....
Ame wakes up to find Caries flirting with Harold, a mysterious fish, in her mouth! Ame won't accept Harold as a boyfriend, but Caries is in love.
Believing the Tooth Fairy trades teeth for money, Ame sleeps with a tooth under her pillow. But it gets stolen! Caries stands up for the children.
Ame's mom takes her to the dentist!? If the cavity is found, it is over! Ame and Caries panic and frantically clean Caries' room, but then......
Ame wants a toy and throws a tantrum like Mikan but fails to get it. Caries cannot just watch and decides to help, but things go wrong..........
The trap set for the thief catches the real Tooth Fairy!? They try to exchange teeth for money, but the Tooth Fairy's assessment is super strict.
Caries fights with Ame and storms out of the room. She relies on Mikan and others, trying to stay in their mouths, but things do not go well....
Massive teeth grow in Caries' room! It seems Ame entered a cursed place. To increase the teeth more, Caries tries various curses on poor Ame.....
Ame and Caries write letters for Christmas. But the present does not arrive, and Caries gets depressed. Just then, a certain surprise arrives....