Fed up with the growing number of "Naughty-Listers", Santa becomes a superhero dubbed Santaman. Donning a new red suit and a buffet of gadgets that rivals "Batman", Santa sets out to turn those bad apples into do-gooders. His mission proves to be much harder than anticipated after discovering an evil plot to end Christmas all together. With the help of two children who stowed away on his sleigh, Santa and his new friends must find a way to stop the ultimate "Naughty-Lister" before Christmas disappears forever.