When Hikari was killed by , Arata was confronted by an infuriated , who blamed him for his sister's death.
Arata moved into a neighborhood in the , hoping to start a new life with his family so they could live peacefully.
However, according to Touka, Arata has a rather brutal side to his kind personality.
But we also have our own world.
What followed was a life or death battle with the until he was eventually secured.
Yomo's words, combined with the guilt he felt for not being able to stand up for his family, made him seek power and he began scavenging both human and ghoul corpses.
During their confrontation, Ayato angrily exclaimed he hated Kaneki because he resembled and reminded him of Arata.
Description: On the night before he vanished, Arata asked his children to promise him that they would protect and watch over each other.