Emma just started her first year of high school. With her new friends Manon, Daphné, Imane, and Alexia, they are gonna attempt to organize the biggest party ever organized by first years. To get there, they'll have to plan it, raise funds, gain popularity and influence, join the trendy party, and have cool friends, among the "big" third years, even if it means redefining some friendship, their relationship, breaking heart, have yours broken...