Cath is a devoted fan of a popular fantasy book series and spends much of her time writing fan fiction about its characters. When she and her twin sister, Wren, leave home to start college, Cath struggles to adjust to her new independence. While Wren embraces campus life, Cath feels isolated and finds comfort in the fictional world she loves. As she navigates friendships, family challenges, creative ambitions, and unexpected romance, Cath begins to discover who she is beyond the stories she writes.