In the wake of their battle with Kumoi's assassins, Ichigo and Rukia follow Rurichiyo to the Soul Society to face the royal Kasumiohji Clan and stop Rurichiyo's sham wedding. They manage to win the new captain of Squad Three, Shusuke Amagai, to their side, but finding Rurichiyo will be no easy task with all Thirteen Court Guard Squads after them!