A series of interconnected vignettes regarding Makoto Sawada, an energetic yet socially inept kindergartner, and his long-suffering family. Makoto strives to receive the title of his school's "Best Child" award, resulting in chaos and misunderstandings wherever he goes.

Remi, an orphan kid gets hired out to a traveling street entertainer Vitalis when her foster parents fall on hard times.

Hyuma joined the glorious giant army. However, while he was happy, he revealed his fatal weakness, the lightness of the ball, and was demoted to the second army. In his humiliating farm life, he finally completes the changing ball "Big League Ball No. 1". And whereabouts of the confrontation with his fateful rival, Mitsuru Hanagata, Toyosaku Samon ...

Kozue is a high school girl and an enthusiastic volleyball player. Her dream is to play on the Japanese national volleyball team. Over the course of the series she makes it from the school district league up to the Japanese volleyball finals, step by step until the international volleyball championship. But the faster and higher Kozue climbs, the more she is confronted with the dark side of success: too-high expectations, self-conceit, and envy.