http://www.tudou.com/playlist/playindex.do?lid=3219407&iid=9866657&cid=9A mutant named Bishop travels through time from 2055 AD to the present in order to stop a member of the X-Men from assassinating someone. When he comes to the present he can not remember who the assassin is. Later he turns to the X-Men for help. The episode ends on a cliffhanger ending where it's revealed that Gambit is the suspect.