It's the end of the academic year at the Hénin-Beaumont high school. Between two TikTok videos and their science lessons, best friends Linda and Irina confide in each other about their families and their future. But Linda is going to have to move in the coming year. What will remain of their friendship? The marvellous story of a bygone summer.　一个老农捉了些鸡放在鸡笼里