A kid eating lunch in a trashed park gets hit with an alien sidekick and the weight of saving Earth from ecological collapse. The show treats environmental destruction like an actual alien invasion, not a PSA. Kororin crashes into your living room as both comedy relief and genuine urgency, making garbage dumps and polluted rivers feel like active threats that need fighting today, not tomorrow.
A boy named Jiang discovers his favorite cherry blossom spot trashed with garbage, and his frustration gets interrupted when a peculiar alien named Kororin crash-lands from the distant Star Oasis. This cheerful extraterrestrial has a mission: teach humanity to respect the planet before it's too late. Armed with psychic powers and an earnest determination, Kororin recruits Jiang and his sister to fight back against Syndrome, a malevolent alien bent on Earth's destruction through environmental catastrophe. Syndrome doesn't wage traditional warfare, though. Instead, the villain schemes to poison the world by punching holes in the ozone layer, triggering extreme weather, draining power grids, and weaponizing humanity's own carelessness against itself. What starts as a comedy about an odd alien friendship transforms into a weekly battle where three unlikely heroes must outsmart each new ecological threat Syndrome concocts. The show balances genuine action sequences with humor and heart, never letting the environmental message feel preachy. Viewers looking for quirky 90s sci-fi action with a conscience will find something genuinely fun here.