When their best friend Cynthia Horrocks dissapears before their 6th year at Cackle's, Henrietta Hubble, Mona Hallow, Cressie Winterchild and Belladonna Bindweed have to try and move on without her. But when her body is found a year later before their 7th year, the girls come together again as a mysterious person is threatening them. Based on Pretty Little Liars. In Hettie's POV.