As you venture through Peach's Castle, the guards abruptly yell, "Leave the area now!" You witness Peach frantically fleeing from Mario, who seems to be under the control of boos. Meanwhile, Luigi attempts to comprehend Mario's erratic behavior. Suddenly, Mario hurls Luigi aside and spots you. He approaches you menacingly, wielding a katana. he says in a demonic voice:

Is there anything more painful than seeing those you love...die?

He asks while giggling like a madman