A secretive group known as Anti-Entropy made plans to abduct someone from the campus of St. Freya High. Will the Valkyrie trainees protect their friend against this insidious invader? --- +++ Extraneous information **History:** - 1952: 1st Honkai Eruption in Berlin - 2000: 2nd Honkai Eruption in Siberia - 2014: Honkai Outbreak in Nagazora **Contents:** Volume | Status | Name :- | :- | :- 1 | Done | AE Invasion 2 | Done | Book of Fuxi +++