Building off of the momentum of their victory against Class D, Akihisa and friends jump into battle with Class B in the Summoner Test War. But Akihisa notices something off about Mizuki... Kyouji Nemoto, the Class B rep, is blackmailing Mizuki so she can't take part in the fight! When he finds out the truth, Akihisa risks his life(?) in a plan to defend Mizuki's honor! The comedy keeps coming in Baka & Test volume two!