sentences:  The objectives and actions of each transition to Peach vary, although most are stealth-based.The game is set in the Mushroom Kingdom, beginning as Mario and Luigi are relaxing in their house when the mail arrives with a letter, which turns out to be an invitation from Princess Peach to a party.The Mario Brothers then head to the castle, and as Mario is about to have some quiet time with Peach, her castle is suddenly lifted by Bowser's fortress.