Anpanman, his friends, and the cloud child Fuwari strive to save Cloud Country. In order for flowers and plants to be healthy, Cloud Country travels to distribute clouds that can make rain and rainbows to various towns and stars. A cloud baby born in Cloud Country runs across Baikinman and his friends. After meeting them, the baby gets the name "Fuwari" and quickly grows while developing a bond with Dokin-chan.

Around that time, Cloud Country becomes unable to fly due to mysterious dirtiness. The cloud elders and children call on Anpanman and his friends for help. Baikinman runs amok after inventing the black cloud Baigumora in an attempt to become king of Cloud Country. While Cloud Country is covered in black clouds and Anpanman's world loses the light of the sun, the friendship between Fuwari and Dokin-chan develops. Anpanman and his friends have to join forces to save Cloud Country.

[Source: Anime News Network]