The erection of a new retirement village in suburban Adelaide is proceeding well and an eclectic mix of retirees take up residence as the well-appointed retirement units become available. The kind of carefree, comfortably relaxed lifestyle that retirees look forward to is soon established and friendships are forged. There is even some late blooming romance.
However, after a few months, strange and unpleasant things start to happen in the village apparently inspired by an ISIS sympathiser or operative. The residents become increasingly alarmed and the police are called in to investigate. They make little progress, however, and the seriousness of the crimes escalates culminating in a vicious murder on the other side of the world ...