改編自漫畫家藍本松同名原作《怪物事變》電視動畫將於 2021 年 1 月播出。
《怪物事變》於 Jump SQ. 2017 年 1 月號開始連載，該世界除了人類以外還有大多人都看不見的「怪物」存在。某日，某個鄉下的寧靜村莊發生了家畜意外死亡的案件，男子「隱神」為了調查案件遠從東京到來，調查途中遇到了被旁人稱為「泥田坊」的神祕少年。波瀾萬丈的怪物物語就此揭開了序幕…
動畫由亞細亞堂製作，《終末的伊澤塔》藤森雅也執導，木村暢擔任劇本統籌，立花希望擔任角色設計與總作畫監督。聲優陣容包含藤原夏海、花江夏樹、村瀬歩、諏訪部順一、小野大輔、花守由美里、花澤香菜、下野紘等。
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