Volume 11 - Collateral Bros

Collateral Bros is the eleventh novel of the Hidan no Aria novel series released on December 21, 2011. This novel contains the conclusion of the GIII League arc.

Chapters

 * 1st Ammo: Lumberjack - Night of Vengeance
 * 2nd Ammo: Sports Festival - Brawl
 * 3rd Ammo: Farewell GIV - The End of GIV
 * 4th Ammo: The G-Bloodlines - Collateral Bros
 * Epilogue: Go For the Next!!

Trivia

 * This novel has Akari Mamiya and Urara Takachiho from the Hidan no Aria AA series.
 * Lumberjack duel takes place ending the conflict between Team Baskerville and Kaname Tohyama.
 * It is revealed that the U.S. Government created GIII and Kaname from Kinji Tohyama father's, Konza Tohyama, as super soldiers to defeat Sherlock Holmes. This makes GIII and Kaname, Kinji's and Kinichi Tohyama younger siblings. This story plot would come back in Volume 27.
 * GIII and Kinji fight to a stalemate from Kinji's point of view.
 * Headmaster of Tokyo Butei High School, Takeru Midorimatsu, is introduced when he reveals that Kinji and Reki are being expelled.