After Duskin is asked to take part in the merciless testing of Sumire's abilities, a sudden attack of conscience pits him against Kiyoharu in a seemingly unwinnable battle. But when the battle between the clearly-not-just-an-accountant and the varmint is interrupted by the arrival of a deadly new enemy with her own devastating powers, will Sumire discover the strength she needs to fight back?

Volume 3 of the Rai Rai Rai manga series by Yoshiaki.