Two daring vampire brothers lead a violent raid on the Hellsing compound. The carnage is great, but Alucard and company manage to gain a key piece of information while turning the battle’s tide.

The Hellsing organization resorts to the recruitment of mercenaries in the wake of a devastating attack on headquarters, and Integra’s suspicions concerning the origins of their enemy are confirmed.

An important meeting between Hellsing and the Queen is interrupted by tidings of impending war. Meanwhile, Alucard is sent to deal with the deviants responsible for the hijacking of an aircraft carrier.