After the events of the episode, "Change Your Mind". Steven was able to reunite the Diamond's family dynamic, and eventually with the help of Diamonds; able to heal all the corrupted gems that the Diamonds has caused. But, after a two year time skip, Steven and the Crystal Gems receive an invitation for a concert that's taking place in Japan. (That concert being Sadie Killer and the Suspects.) The Crystal Gems all agree to visit, just to see what's going on. Unfortunately, none of them would suspect the great incident that would happen ahead of time.
6 parts