Alphy’s really found a home in Grantchester. In Geordie too, he’s found a best friend and his intellectual equal. Love proves more elusive, until a case throws him in the path of a romance. But before he can let anyone else in, he must confront truths about himself. Geordie, meanwhile, wrestles with his expectations for his own son, as Cathy takes steps to better her career, aided by Mrs Chapman.