Illya's enjoyable summer isn't over! After changing into a yukata, she joins the usual gang and heads to a local festival. As Illya enjoys yo-yo fishing and lottery drawings at the festival, she realizes something dire--she was supposed to wear underwear beneath her yukata! A great tragedy befalls upon her!
She said magical girls become 
that way by coincidence.
Dass man ins Magical-Girl-Werden
reinstolpert …
Dijo que las chicas mágicas 
se vuelven así por casualidad.
Dijo que las chicas mágicas 
se convierten en una por casualidad.
Qu’on devient Magical Girl
par la force des choses.
Ha detto che le maghette diventano tali per caso.
A Ruby disse que garotas mágicas
 aparecem por coincidência.