Jane wants nothing more than to complete her important scientific experiments-while totally ignoring her nonexistent love life-but when a handsome freelance photographer moves in next door, she finds herself getting more and more distracted by her mysterious yet strangely attentive neighbor. Meanwhile, her boss postpones publishing her breakthrough findings and assigns her to investigate a peculiar sample of bacteria instead. Her initial resentment soon disperses as she grows intrigued by this new challenge. But when she uncovers a shocking secret that threatens the lives of millions, her very survival is all of a sudden hanging by a thread, and she needs to escape-with unexpected help from her new neighbor.