Before We Die centers on Hannah Laing, a senior Police detective who is forced to make a terrible decision as her son, Christian goes off the rails. With their relationship seemingly beyond repair, Hannah gets a chance at redemption when Christian becomes caught up in the investigation into the brutal murder of one of Hannah's colleagues and their paths cross again in unexpected circumstances.
Twins Noah & Luke arrive at a remote castle with their mother, where they meet several others. They all soon discover that they are surrounded by mysteries, and their pasts are all connected to each other. Will they be able to discover the truth before something happens to them.
A British police constable and his doctor wife, weary of the turmoil in contemporary London, decide to move and work in a quiet village where life is livelier than they anticipated.