After the murder of the model Margaret by Shuu Tsukiyama, a murderous ghoul with epicurean desires, Tsukiyama arrives at Anteiku and approaches Ken Kaneki. Tsukiyama befriends Kaneki, and desires to eat him. Tsukiyama invites Kaneki to the ghoul restaurant, where Kaneki is captured, to be consumed by other ghouls. However, after Tsukiyama's discovery of Kaneki's ghoul eye, and a raid by the CCG, Kaneki escapes alive. Kaneki meets Kimi Nishino, a human and girlfriend of Nishiki Nishio, whom was injured by attackers prior. Nishino is later kidnapped by Tsukiyama, who later demands to eat Kaneki while Kaneki is eating Nishino. Nishio and Touka Kirishima, however, retaliate against Tsukiyama, and free Nishino. Kirishima also intended to kill Nishino due to her being a human knowing the identities of ghouls, however, after Nishino compliments Kirishima's kagune, Kirishima spares her.

成为了喰种和人类混合体的金木研，和雾岛董香等人一起生活在喰种们的避难所同时也是咖啡馆的“安定区”。此时，被称为“美食家”的喰种月山习来到“安定区”，注意到了金木研的特殊“气味”，并把他叫到“喰种餐厅”准备宰杀。喰种VS喰种，各自的正义相互碰撞，为人类和喰种共存的战斗揭开序幕。

Selepas pembunuhan model Margaret oleh Shuu Tsukiyama, seorang ghoul suka membunuh dengan keinginan penggemar makanan, Tsukiyama datang ke Anteiku dan mendampingi Ken Kaneki. Tsukiyama berkawan dengan Kaneki dan ingin makan dia. Tsukiyama menjemput Kaneki ke restoran ghoul, di mana Kaneki ditangkap dan bakal dimakan oleh ghoul lain. Namun, selepas Tsukiyama ketahui mata ghoul Kaneki dan diserang oleh CCG, Kaneki melarikan diri. Kaneki bertemu dengan Kimi Nishino, seorang manusia dan teman wanita bagi Nishiki Nishio yang dicederai oleh penyerang. Kemudian Nishino diculik oleh Tsukiyama yang minta makan Kaneki bila Kaneki makan Nishino. Nishio dan Touka Kirishima berlawan dengan Tsukiyama dan membebaskan Nishino. Kirishima juga berniat membunuh Nishino kerana dia sebagai manusia ketahui identiti ghoul, akan tetapi selepas Nishino memuji kagune Kirishima, Kirishima melepaskan dia.