The plot features Ronald and the gang out on a journey to Grimace Island where Grimace's species is discovered. Grimace previously received a letter which was actually written by the pirate captain One-Eyed Sally and her first mate Blather. The two pirates follow them to capture the treasure on the island.

Ronald and his friends going on a camping trip in the Far-Flung Forest where Ronald discovers an old house which he assumes is haunted by a ghost called the Far-Flung Phantom. The campers are forced to stay in the old house due to the stormy weather where a holographic head named Franklin leads them through a challenging game which will eventually help them to escape.