Mysterious shadows menace an abandoned library, the latest destination for Donna and the Doctor.
Sharon faces the reality of having a giant new roommate in the form of Rob, the man whose child she happens to be carrying.
Rob and Sharon split up to enjoy their stag and hen nights, both of which spiral out of control.
Rob and Sharon take their trademark havoc into parenthood. A family gathering brings Rob’s mother and an incident with a dog.
Rob is fired via Skype by his Boston bosses and begins searching for employment in London with some extremely “strings attached” help from his friend Dave.