Tomorrow is Christmas at Vincent and Beatrice Barand's house. Vincent is happy, it's his favorite day. Unfortunately, the whole family cancels at the last minute. Result: no children, no grandchildren... While Beatrice is looking forward to this intimate evening, he is overwhelmed and can't imagine a Christmas together. So he decides to go to a retirement home to invite a lonely resident to join them and share the Christmas spirit. Monique, 85 years old and obsessed with death, arrives... soon followed by Jeanne, a former prison guard with no filter. For all four of them, this December 24th promises to be as explosive as it is unexpected!

Margot and Marguerite are 12-year-old girls who seem no different from any other youngsters with the usual family and peer problems. While they appear to have similar faces and body shapes, they wear different clothes and hairstyles, but the biggest difference between them is that one lives in 1942 and the other in 2020. When the girls crawled into a wooden chest they were magically sent into each other’s timeline, and because the girls look so similar their family and friends do not notice the swap.

Lea and her husband Marc have known Francis and his wife Karine for a very long time. Over the years, each one of them has been assigned a specific role. The balance and dynamic of the group is blown up when Lea decides to write a novel, which turns into an immediate bestseller…