Yoshimura teaches Kaneki more about how to blend in with mankind, and takes in a mother and daughter needing protection. Two ghoul investigators, Mado and Amon, are assigned to the 20th Ward. In response, Toka takes Kaneki out to have a mask made for him.

Touka sets out to lure the ghoul investigators, but before she can strike, she finds that Hinami has run away. When Touka and Kaneki go out looking for her, they find themselves face to face with Amon and Mado, who has a few surprises of his own for them.

As Yamori continues to brutally torture Kaneki, Rize once again appears to him, and the two of them explore Kaneki's childhood and relationship with his mother. Kaneki is forced to make a choice that has a profound impact on him.