Assiah -- the material world -- is thrown into chaos as demons become more active.
Rin and the others are told that the Exorcism Certification Exams will be held sooner than planned.
Yukio puts his own life and death on the line as he becomes devoted to dangerous training. Rin and Shiemi go on a mission alone.
Rin and Yukio go to Aomori Prefecture to search for Shura.
Shura informs Rin and Yukio about her fate. Rin suggests they defeat Hachiro, but he abducts Shura.
Rin and Yukio are able to deceive Hachiro and successfully get him to break his contract with Shura.
Shiemi worries about the difference between "romantic love" and "friendship love."
Lightning and Suguro visit Southern Cross Monastery to find out what happened after the Blue Night.
Mephisto reveals the truth about the Section 13 research to Lightning and Suguro.
Rin and the others attend a wedding. Yukio acts normally, but Rin senses something is wrong.
The exorcists are busy dealing with the high-ranking demons that begin appearing in urban areas.
After Mephisto is severely injured by the gunshot, the gate opens and a horde of demons emerge.
