Victor, a disillusioned sexagenarian, sees his life turned upside down on the day when Antoine, a brilliant entrepreneur, offers him a new kind of attraction: mixing theatrical artifices and historical reconstruction, this company offers his clients a chance to dive back into the era of their choice. Victor then chose to relive the most memorable week of his life: the one where, 40 years earlier, he met the great love.
To spice up a dinner party, old friends agree to share every private message that pops up on their phones -- with disastrous results.
How did Sarah and Victor get along for more than 45 years? Who was really this enigmatic woman living in the shadow of her husband? Love and ambition, betrayals and secrets nourish this odyssey of an extraordinary couple, crossing with us small and great history of the last century.