20th Century Boys: The Perfect Edition, vol. 07

Kanna, burdened by the fact that her mother Kiriko developed the bacteriological weapons used by the Friends on Bloody New Year`s Eve, ruminates over the ominous messages she left behind. When the weapons come back to haunt humanity, Kanna isn`t the only one searching for traces of Kiriko. Otcho gets closer to finding out the missing doctor`s current whereabouts after a search leads him to her former colleague, Dr. Yamane.