Corpse blade 2.

The second volume in Hajime Segawa’s hit shonen manga series, the battle of Akihabara begins! The district is under siege as the defense forces use it as a temporary base to shelter from the zombies! Tsutsuki is determined to reach his father, and with the aid of the legendary Corpse Blade they might just escape… but his sister is still missing, and they must find her first!