Adelaide and her two children Jean and Sacha spend a few days together in the mountains. As she takes her family on lengthy hikes, she is hoping for them to discover the trace of a hidden memory.

"Everything will be fine" the doctor promised Jo while she was giving birth to her first child. But, some forty years and four sons later, nothing is happening like it should be during this month of August: as she arrives on Greek soil to organize her traditional festival with her tribe, Jo learns that the latter has been cancelled, courtesy of the economic crisis. The hour seems to be tragic but the maternal instinct grows stronger, she is ready to do everything for the happiness of her sons. Between squabbles and blood and destiny blows, this summer will be like no other.

Louis is a 27-year-old reservist and patriot, as is his childhood friend and longtime rival Bastien, who sees the war, like everything else, as an opportunity. One night, as their unit sleeps near the front, they're bombed. Louis and his comrades fall back in disarray and in the general panic lose their regiment. When they locate it again a few hours later, their general accuses them of desertion.