Tokyo Ghoul Volume 1 revolves around the story that delves into a world where flesh-eating ghouls secretly exist alongside humans, hiding their true identities to survive. Ken Kanaki who is the main protagonist in a world where ghouls are monstrous beings that feed on human flesh to survive. After a fateful date with Rize Kamishiro, a mysterious girl he's deeply drawn to, Ken finds himself caught in a horrific accident that nearly costs him his life. In a desperate move to save him, doctors transplant Rize's organs into his body, inadvertently turning Ken into a half-ghoul hybrid.
Struggling to adapt to his new reality, Ken grapples with his insatiable hunger for human flesh and his desire to maintain his humanity. He is taken under the wing of a group of friendly ghouls who run a coffee shop named "Anteiku." Through his interactions with them, Ken begins to learn about the intricacies of ghoul society, their conflicts with the human world, and the gruesome yet hidden battles that unfold in the shadows.
As Kaneki grapples with his new identity, he finds himself navigating a complex and dangerous world where ghouls hunt for human flesh and the CCG (Commission of Counter Ghoul) strives to eliminate them. The volume follows Kaneki as he struggles to come to terms with his changed existence, his craving for human flesh, and his connection to the mysterious group of ghouls that Rize was part of.
Tokyo Ghoul explores themes of identity, humanity, and the blurred lines between good and evil. Kaneki's internal struggle and the tense interactions between ghouls and humans create an atmosphere of unease and intrigue.