Blade of the Immortal, Volume 7: Heart of Darkness — Hiroaki Samura

It is said that the enemy of my enemy is my friend, but couldn't he just be another enemy? Rin and her bodyguard, the immortal swordsman Manji, need to know the answer when they visit the headquarters of the mysterious Akagi assassins - led by the beautiful and deadly Hyakurin - who are out for vengeance against the Itto-Ryu, the rogue swordschool of Anotsu Kagehisa, the man responsible for the murder of Rin's parents. Can Rin and Manji hold to their own course once they've agreed to join forces with the misfit band of killers? Collecting the eight-issue story arc. "Samura's art is the icing which makes this...confection of violence and irreverence rather enticing." - The Comics Journal