zabuza's dad will bring him back to life as a cyborg and then someone from the future will come back and slice him to bits with a sword. Then his dad will challenge him and the guy from the future will defeat him with only his pinky. Then after all that is over, the guy from the future will tell Naruto about a heart condition Naruto is about to die from and leave an antidote. Then that will be the edn of that chapter...