Eggs, an orphan, lives with the Boxtrolls -- a community of quirky, mischievous creatures who inhabit a cavern beneath the city of Cheesebridge. When villainous Archibald Snatcher hatches a plan to get rid of the pretty harmless beings, Eggs decides to go above ground, where he meets and befriends feisty Winnifred . Together, Eggs and Winnifred devise a daring plan to save the Boxtrolls from extermination.
Robert McCall, a man of mysterious origin who believes he has put the past behind him, dedicates himself to creating a quiet new life. However, when he meets Teri, a teenager who has been manhandled by violent Russian mobsters, he simply cannot walk away. With his set of formidable skills, McCall comes out of self-imposed retirement and emerges as an avenging angel, ready to take down anyone who brutalizes the helpless.