"Join Marona and her phantom friends on a mission to defeat the sinister Shipwreck Fleet"--Container.

"The magical Dark Moon that hangs over Evershade Valley seems to calm the ghosts that live there. But when it suddenly breaks apart, the once-friendly ghosts become unruly! Luigi must stumble into action and find his courage to restore the Dark Moon to its rightful place in the sky"--Nintendo.com.