To spice up a dinner party, old friends agree to share every private message that pops up on their phones — with disastrous results.

Victor, a disillusioned 60-something whose marriage is on the rocks, opts to relive the week of his life when, 40 years earlier, he met his true love through a company…

In 1887, at a time when duels are in vogue in Paris, Clément Lacaze and Marie-Rose Astié meet. He’s a charismatic master of arms; she’s a feminist, far ahead of…