The eighth volume of the Sora no Otoshimono manga was first released on March 26th, 2010 by the Kadokawa Shoten Publishing Corporation. This volume introduces the Man of Synapse's newest pawn in his ongoing war against Tomoki, Ikaros, and Nymph when he creates his own advanced Angeloid models. His newest creation: 2nd Generation Type Eilpson Angeloid Chaos, who features more advanced technologies and features compared to the 1st Generation models produced by the angel Daedalus. She is sent in to aid the hapless Astraea complete her original mission: to eliminate Tomoki Sakurai and to brutally butcher both Ikaros and Nymph for "turning against" Synapse.
Chapter Thirty One: Second-Generation Angeloid
[Extra Chapters] Hide Your Porn Underneath Your Bed (Nymph, Astraea, and Ikaros Versions)
Chapter Thirty Two: Letter
Chapter Thirty Three: Cleansing
Chapter Thirty Four: New Member