An archaeologist, her ex-husband who is a Norse language expert, search for legendary treasure in Iceland during Christmas. Others join the hunt, leading to a thrilling race to secure the treasure before the wrong people obtain it.

Against the vibrant backdrop of a 1960s-inspired, retro-futuristic world, Marvel's First Family is forced to balance their roles as heroes with the strength of their family bond, while defending Earth from a ravenous space god called Galactus and his enigmatic Herald, Silver Surfer.