Monsieur Murdoch (S04E05)

With just a week until her wedding to Rafe, Julia's heartfelt letter to Murdoch revealing her true feelings remains hidden beneath his desk blotter, unbeknownst to him. Meanwhile, Murdoch grapples with his own heartache while struggling to solve the mystery of a young French woman who disappeared shortly after arriving in Toronto to see her sister. Things take a twist when he apprehends a charming young Frenchman breaking into a suspect's apartment, only to discover that the man is a detective hired by the missing woman's father.