In Have His Carcase (Episode 1), amateur sleuth Lord Peter Wimsey and mystery novelist Harriet Vane are reunited when she discovers a dead body on a remote beach. With the tide washing away vital clues and a locked-room-style puzzle unfolding, Wimsey must untangle a complex web of alibis, secrets, and political intrigue. Adapted from the acclaimed novel by Dorothy L. Sayers, this atmospheric mystery brings sharp wit, romantic tension, and 1930s elegance to life.