When the Hill household hits a budget crunch Winston invests money in a website won by his alleged brother, Sean. But when Sean shows up at the Hill's door one day they have to decide if he's really blood or a con man. Before the rest of the family decides, Calvester already is certain he's no blood relative of him.
Calvester's scary former cellmate, Punkin, decides the Hill's house is a perfect place to live, except for one problem: they want him out! Afraid to be honest, the Hill's feel like prisoner's in their own home. When Punkin has romantic interests in his daughter, the family must band together to kick Punkin to the curb!