The series follows the odd life of kindergartener Makoto Sawada and his family. Makoto gets into all sorts of toilet and adult humor. He sometimes dresses in his mother's and sister's clothing, and often has a long strand of mucus dangling from his nose.
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 ...