A few weeks prior, Mario single-handedly defeated Bowser and his army of Red Kremits. Now, the Kremits have returned under new leadership, and it's going to take ALL NIGHT to save the world. The sequel to the critically acclaimed Late Night Mario is here! After a few weeks of good, restful relaxation, the red kremits have returned, and Mario's going to have to embark on his greatest adventure yet to defeat them, all in the dark, scary hours of the night. Will he be able to save the world before it is too late?