Mike Biggs (billy gardell) is a slightly obese but kind-hearted Chicago policeman. By chance, he meets Molly Flynn (melissa mccarthy), an equally plump primary school teacher, at an anonymous blind date for obese people. From acquaintance to love, the two had countless hilarious incidents with their family and friends. However, behind every ironic situation, there is always warmth. As Mike's partner, karl mcmillan (Reno Wilson), said, they have a slightly huge body because they can hold a broad mind.