Following a global pandemic, which has either killed or weakened most of the male population, women now dominate all aspects of life. Dr. Morgan Digby, married to a man rendered bedbound from his bout with manflu a decade prior, is working tirelessly on a vaccine, yet obstacles keep springing up in her path. When she meets a handsome neighbor who has never been exposed to the deadly virus, things become...complicated. There's something between them, but he can't leave his home. Morgan's struggle to remain faithful to her ailing husband isn't her only battle. Someone has been one step ahead of her, countering her every move. Will she find a vaccine before it's too late to protect those she loves?