This is what an unfinished sentence feels like as animation. Twenty-six episodes were planned, two got made, and then the money vanished, so what you're watching is a sequel that never got to air, shelved for ten years and finally dumped onto a laserdisc box in a run of 2,000 units that evaporated. It moves slow and quiet instead of loud, which is exactly right for Bem, Bela and Belo, three monsters doing good deeds nobody thanks them for while waiting on a wish to become human that the show is never going to grant. Topcraft handled the animation after the original producers scattered, the same shop whose staff walked out the door and helped build Ghibli, and you can feel that craft in how carefully the shadows are laid down. Fans hunt this because it's slept on and because it's incomplete, and the incompleteness is the point. Two episodes, no ending, still can't shake it.
Bem and his companions exist in the shadows between worlds, neither human nor fully monster. When a series of gruesome disappearances plague the city, they find themselves drawn into a mystery that threatens to expose their carefully hidden existence. The boundary between their secretive lives and the world of humans grows dangerously thin as they investigate what might be one of their own kind operating without restraint. What begins as a routine hunt becomes something far more unsettling. The rules that have governed Bem's solitary existence start to crumble, forcing him to confront questions about his purpose and nature. His companions must decide how far they will go to protect their secret, and whether saving humanity means sacrificing what little connection they have to it. The atmosphere oscillates between creeping dread and existential loneliness. There's a sense throughout that something fundamental is breaking down, both in the city's safety and in Bem's understanding of who he really is. This is horror filtered through isolation and the curse of existing outside society entirely.