For 6 years, 18-year-old Melati has been fighting the plastic pollution that is ravaging her country Indonesia. Like her, a generation is rising to fix the world. Everywhere, adolescents and young adults are fighting for human rights, the climate, freedom of expression, social justice, access to education or food. Dignity. Alone against all, sometimes at the risk of their life and safety, they protect, denounce, care for others. Earth. And they change everything. Melati goes to meet them across the globe. She wants to understand how to hold on and continue her action.