There will be angst. - The humans found the monster realm and managed to figure out their technology infusing it with theirs. This meant that they could control the monsters. Humans locked all monsters away, torturing them and using them as slaves for their own benefit. Y/N manages to stumble upon an 'abandoned' warehouse, where they meet two traumatized little friends. Horror had been left behind due to nobody wanting him. He had been to violent and gruesome for most and so he had been left behind. With another friend of course. - You will meet others in due time