In a world forever changed by a catastrophic zombie apocalypse, Isabella Clarke has grown up in the shadows of loss and uncertainty. With her father disappearing when she was just an infant, Isabella has forged a resilient spirit, fiercely protective of her friends and determined to navigate the harsh realities of survival in 2225. Alongside her loyal friends-Karl, the stubborn protector with a secret crush; Allison, the confident fighter unafraid to challenge the world; Norman, the quiet strength haunted by his past; and Miles, the lighthearted joker hiding the weight of his family legacy-they face dangers lurking beyond their town's walls. When a mysterious letter arrives, drawing Isabella into a web of secrets and danger, their bonds will be tested like never before. As they embark on a perilous journey to uncover the truth, they must confront their pasts, navigate their feelings for one another, and discover the true meaning of courage and friendship. Join Isabella and her friends in this gripping tale of survival, love, and the unbreakable ties that bind them in a world where every choice could mean difference between life and death.