In a world where memories can be traded like currency, 17-year-old Lyra stumbles upon an ancient, forbidden memory that hints at a hidden truth about her world's origins. As she unravels the mystery, Lyra discovers a network of rebels who seek to restore the true history that has been erased by a tyrannical regime. Along the way, she forms unexpected alliances, faces harrowing dangers, and learns the power of her own forgotten past. With the fate of her world hanging in the balance, Lyra must decide whether to confront the painful truth or let it remain buried forever.