Strong Poison (1) - S1.E1

Harriet Vane, a crime writer, is charged with poisoning Philip Boyes, her former lover, with arsenic. The evidence against her seems overwhelming, but it is all circumstantial. The jury is divided and a new trial is ordered, to begin in four weeks' time. Wimsey visits Harriet, finds himself falling in love with her, and sets out to clear her name.