Russia's invasion drove more than 10 million Ukrainians from their homes, including four million from their country.
It is mainly women and children that the European Union welcomes with open arms.
The majority settle in neighboring countries.
And Poland is facing an unprecedented migration crisis.
It is an uninterrupted flow of women and children who cross the border, after days of trying, even nightmarish travel.
The Tesco is often the first respite on this journey.
In this shopping center transformed into a transit camp, families can sleep for one or two nights, then hit the road to a new destination in Europe.
On site, the many volunteers offer them help to eat for free and find information on a host country.
Registered drivers at the coordination center then take them to their new lives.
Right in the middle of the car park, we met firefighters from Ain, a Breton paramedic, a former restaurateur… All came to lend a hand to guide these families, find connections and help with a more or less long integration.
In front of them, the smiles do not lie.
Because these mothers have found a certain security.
But the fear can be read in the eyes.
These Ukrainian women are heading off into the unknown, far from their homes, their husbands and their families.
Towards countries and customs they don't know, among people they don't know.
The language barrier is also a challenge, as many do not speak English.