Sun dreams of money. Moon dreams of science. When their paths cross with Team Skull, both their plans go awry.

Moon is on her way to deliver a rare Pokémon to Professor Kukui in the Alola region when she meets her good friend Sun, a courier entrusted with a special Pokédex. Sun offers to safely deliver Moon to the professor?s lab?but then they tangle with a group of grunts from Team Skull and are attacked by a mysterious Pokémon!

What does the mysterious Pokémon leave in its wake??