在日本这一“怪兽大国”，人们的日常生活遭受着怪兽的无情破坏。 主人公日比野卡夫卡，小时候住的城市遭到破坏，他与青梅竹马亚白米娜做出了“将怪兽全部消灭”的约定。 然而，32岁的卡夫卡梦想破灭，就职于一家怪兽尸体解体公司“怪兽清洁公司”。 相比米娜作为日本防卫队队员而日渐活跃，卡夫卡每天都过着忧郁的生活。 过来打工的市川莱诺告诉他，防卫队的年龄限制将会提高，并劝他去参加入队考试。 于是重新下定决心的卡夫卡，却突然受到神秘生物的侵蚀，身体开始怪兽化，被称为“怪兽8号”。
BotBots are Transformer robots that disguise themselves as everyday mall objects. By day, these BotBots hide quietly on store shelves. But, at night, they jump into adventure until a group of BotBots called ‘The Lost Bots’ run into the mall security guard and put all the bots in danger. Will these misfits be able to overcome their differences, defeat the security guard and gain acceptance in the eyes of the other bots?
Adult Swim频道续订旗下超高收视动画片《瑞克和莫蒂》（Rick and Morty）第三季。
