Mary Yoshino, Ken Kaneki's childhood friend also known as Angel Hawk an SSS-class ghoul. Having been tortured by Yakumo she escaped and tried her best to survive and have her peace but Tokyo was too not peaceful for her so she left the city. Then she discovered the school Cross Academy thinking that this school looks peaceful she enrolled. But she didn't know there are still more Chaotic and Unlucky occurrences that life has to offer. Will Mary find the peace she wanted or never will destruction leave her?