"Welcome to Zenitendo, a sweet shop that makes your wish come true."

Gotaro, a new elementary school teacher, hears rumors about a suspicious sweet shop from students.

A student who hasn't had good test scores since he went to the shop gets 100 points. A student who hasn't been popular get confessions, and students who dream of becoming celebrities get vocal mimicry skills.

However, the people who bought snacks in Zenitendo are changing little by little...

What's the secret of the supernatural sweet shop 'Zenitendo'?