21-year-old Rose is a nondescript young woman, who goes through life aiming to blend in. But Rose has a secret: she has the power to split herself in two. Her spirit can leave her body and wander around freely, going into apartments and watching people live their lives. When her father, a private detective working on a financial political scandal, is murdered, Rose takes it upon herself to find the man responsible. Each volume presents a new part of her investigation, as Rose gets ever closer to discovering the truth. This series is filled with mystery, romanticism, and supernatural twists.