The series focuses on Ayukawa Noriko, the teacher of a class of first-graders. One day, a boy named Kento transfers into her class from another school, where he was treated as a problem child. In reality, the inquisitive Kento actually displays potential as a prodigy, and it's up to Noriko to figure out how to handle him. The story draws inspiration from the childhood of famous inventor Thomas Edison, who was also considered a problem child by most adults around him.


Cast
* Ito Misaki as Ayukawa Noriko
* Sakai Maki as Aoi
* Tanihara Shosuke as Miho
* Shimizu Yuya (清水優哉) as Kento
* Sugita Kaoru as Mizuki
* Matsushita Yuki as Kagami
* Tanaka Yoji
* Hosoda Yoshihiko
* Ito Masayuki

Guests
* Yasuda Ken as adult Kento (ep1)
* Katagiri Hairi as Matsudaira Kiyomi (ep5,10)
* Nagae Hidekazu (ep7)
* Shinohara Mai as dental hygienist (ep9)