Rainbow Sea

Sei Iori is a Gunpla builder whose family runs a hobby shop in a small town. He aspires to be a Gunpla Battle champion like his father, but despite his exceptional building skills, he lacks the combat abilities to compete with other contestants. Then one day, he meets a mysterious boy named Reiji, who helps him improve his confidence in participating in Gunpla Battles. Together, Sei and Reiji battle their way to the 7th Gunpla Battle World Tournament.

In an accident, an ordinary boy, Wang Xiaoxiu, obtains a space system called "Superpower Cube" from a high-latitude cosmic civilization and gains extraordinary powers. When the school belle, Shen Yao, Wang Xiaoxiu’s longtime crush, confesses her love to him, the delinquent Sun Jun, who also has a crush on her, is provoked. Wang Xiaoxiu resolves the crisis with his wit and extraordinary powers, but it also brings more disasters as a result. Shen Yao is taken to the world of extraordinary beings by a mysterious person, and Wang Xiaoxiu embarks on a journey to rescue her. Fighting in the bizarre universe, he finds the meaning of fairness and justice on the path to becoming a peerless powerhouse.

While at summer camp, seven kids come across seven Digivices and are transported to a strange digital world. In this new world they make friends with creatures that call themselves Digimon who were born to defend their world from various evil forces.