Takumi and Aoi head to the Insect Festival, only to be roped into an unexpected event supposedly involving the key Mira's looking for.
Terurururun!
‫تيرورورورون!
♪ Terurururun! ♪
¡Terurururun!
¡Terurururun!
Terurururun!
Terurururun!
Тэрурурурурун!