The time was here. The annual Mushroom Kingdom Tennis Tournament. All the usual players are here, Mario, Luigi, Peach, Daisy… There are also some newcomers to this sport. The Cosmic Princess Rosalina, she wants to see how home world has changed over the centuries. The Pizza delivering Cheer Leader, Mona joined to get closer to Wario… and win the trophy. But this year had a twist, a twist that changed the lives of all the competitors.
