Since their parents split up, Sara and her younger sister live with their mother, whose new partner is a woman. Everyday life for the four of them is very similar than it is for other families. The situation is actually totally fine with Sara. But not everyone sees it that way – her father in particular has his doubts. As Sara’s 13th birthday approaches, she feels rather overwhelmed: her first crush, her body is starting to change and to top it all off, conflicts over loyalty with her parents… Everything feels wrong.