Four super-powered siblings in the middle of New York City! and the city had better watch out, as Power Pack faces more challenges then you can shake an alien at! Mrs. Power takes ill - and if that wasn't bad enough, Alex, Julie, Jack and Katie have to deal with a slew of Morlocks attacking the Thanksgiving Day Parade! Plus: the kids find themselves targeted for kidnapping - by extraterrestrials! All that, and the threat of the Beyonder! Fortunately, Power Pack isn't alone, as guest-stars Wolverine, and Cloak and Dagger all lend a hand - just in time for the biggest surprise ending of all!