The Parisian Tie (1965)

Based on the short story of the same name by Mika Waltari. One afternoon, Valter, a middle-aged bank employee, runs into an old acquaintance at Espalla, and a long, boozy evening ensues. Relations with his wife are strained, and there is a young, charming secretary working at the bank. Valter feels a longing for the adventures of his youth.