Veterinary assistant Emma Carter is stunned when her two cats, May and Kyrin, inherit an $80 million fortune from a mysterious billionaire. To claim it, she must move into Blackwood Manor and live for ninety days with his suspicious grandson, Alexander. But the inheritance hides a deadly secret. The cats witnessed the billionaire’s murder—and they can talk, even if humans cannot understand them. As Emma and Alexander uncover poisoned food, missing records, and a hidden family trust, enemies become allies, secrets turn deadly, and two clever cats may be the only witnesses capable of exposing a decades-old conspiracy.