Gintoki, Katsura and Sakamoto finally remember about the day that they supposedly had Kurokono Tasuke accidentally killed in an attempt to protect their allies in the war. Unbeknownst to them, Takasugi's underlings set them up in order to wipe out their master's biggest rivals, by tricking them into thinking Kurokono's ghost is coming back to kill them. However, their plan is foiled as the real Kurokono appears to help them.