Sweetheart Superman
甜心超人
Sweetheart Superman is a kind and caring member of the team, always looking after her friends. She can also activate rescue functions when other creatures are injured, providing both support and defense.
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Happy Heroes Season 1
In the future world, Great Big Wolf and Little Wolf from Gray Heart Planet invade Star Planet with five powerful mechanical stones. Four of them accidentally combine with four abandoned locomotives in the universe and, with the help of Dr. House, transform into Happy Superman, Sweetheart Superman, Careless Superman, and Macho Superman. From then on, the four Supermen embark on a journey to guard Star Planet, constantly thwarting the invaders' conspiracies and protecting their home.
Happy Heroes Season 2
Happy Heroes Season 2, also known as Happy Superman, continues the humorous adventures of the five superheroes led by Happy Superman as they face off against the villains, Big Big Wolf and Little Little Wolf. This season sees the superheroes attending Super Star Academy to learn new skills and knowledge. However, Big Big Wolf infiltrates the academy as a janitor, while Little Little Wolf enrolls as a student, both plotting to disrupt the superheroes' studies and carry out their schemes to invade Star Planet. With the arrival of Cool Superman, the team is complete, ready to protect their home from the persistent threats of the Gray Wolf aliens.