Time Rift follows DB Xenoverse, so if you haven't played the game yet, I would, because DBXV 2 is coming out soon \(^0^)/ and there are spoilers, but not really, cause...
This is a fight between some of Dragon Ball Z's finest warriors, and even 3 VS. 3, for the most part at least. If the z warriors lose their whole world will be destroyed...