The Smiths -- a family with a secret past -- are visited by a sweet-talking southern gentleman who is looking for small town humanity. But they'll soon find out that kindness towards strangers is not always rewarded, and the secretive stranger will find redemption does not always come easy.

Two scientists investigate the root of environmental changes and strange animal behavior at a remote site where a cult committed atrocities. The isolated location, the unraveling of their relationship, and the biome itself begin to lead them down a path of doom where primeval forces threaten to consume them. An adaptation of Laird Barron's short story "–30–".

以魔法之地为背景，邪恶之人为了获得权力，从巫女身上夺取黑魔法，并攻占各城镇，给人类带来了漫长的苦难。来自不同时代及文化的英雄们为了讨伐邪恶力量，联手展开一段血腥暴力的生存之战。 血溅横飞的画面风格，将本片的暴力美学展现到极致，而故事的惊人发展，也让整部电影的张力爆发到极点，宛如动画版〈权力游戏〉令人热血沸腾，是动画少见史诗格局的奇幻艺术杰作。