Leni, a climate activist in her early thirties, is so terrified by the looming impact of climate change that she chooses not to have a child. She focuses entirely on her activism, yet her deep personal choice sparks self-doubt. Driven by the belief that personal sacrifices are essential to combat the crisis, she puts everything else in her life aside. But the further she goes, the more pressing the question becomes: Can individual sacrifice truly force the structural changes needed to secure a livable future?