Lovejoy S01 E05 The Judas Pair

"In the shady world of antiques, Lovejoy has a knack for finding the truth."

The wife and brother of a man killed with a fabulous pair of Regency duelling pistols engage Lovejoy to find them and thus bring about the downfall of the murderer. In the process, Lovejoy puts Jane's life at risk and challenges Dr La Grange to a duel.