In 1990s Iceland, a young girl grapples with the profound loss of her brother while feeling trapped in a life she struggles to escape. Her grief becomes a catalyst for her passion, leading her to discover the powerful world of metal music. As she immerses herself in this genre, she begins to forge a path toward creating her own sound, seeking both healing and independence. Through the intensity of her emotions and the allure of music, she embarks on a journey of self-discovery, navigating the complexities of loss and aspiration.