Nérac in the early 2000s. Laurie and Mila (13) dance on Gabber music, on the shores of a remote lake. Mila is in love with Laurie and she wants to tell her.

玛格丽特是巴黎高等师范学院数学专业的杰出学生，她的未来似乎已经规划好了。作为那一届唯一的女性，玛格丽特正在完成她必须向研究人员观众展示的论文。在关键时刻，一个错误动摇了她所有的信念，使她的所有基础崩溃。