Dave, a 24-year-old ordinary kiwi slacker, finds his life turned upside down when he meets the girl of his dreams Cara - and her three kids. Step Dave is a light-hearted, feel-good family drama which demonstrates one of the realities of modern life that families come in all different shapes and sizes.

During a murder investigation in Queenstown, an ambitious young detective reawakens a spiritual gift that endangers the case, his career and his life.