Marcel is an lovely one-inch-tall shell who ekes out a colourful existence together with his grandmother Connie and their pet lint, Alan. As soon as a part of a sprawling neighborhood of shells, they now stay alone as the only survivors of a mysterious tragedy. However when a documentary filmmaker discovers them amongst the muddle of his Airbnb, the quick movie he posts on-line brings Marcel hundreds of thousands of passionate followers, in addition to unprecedented risks and a brand new hope at discovering his long-lost household.
