High school, junior year, and Emma is barely getting by, head down as she stays low on the social radar. Sadie, her best friend and constant companion, craves attention and understanding as much as Emma does. The two of them find strength and comfort in their friendship while surviving one crisis after another. Thing is, Sadie only weighs four pounds, stands ten inches tall and talks to Emma by barking. Until Emma notices something very unusual - Sadie displays a high degree of intelligence. Way intelligent. As in Emma and her learn how to communicate intelligent. Just the two of them, by jointly creating a special language only they know. Way special. Emma soon realizes the benefits of owning an intelligent dog with superior senses. Hiding Sadie in a converted purse sure makes for loads of classroom hijinks. Follow their story as the two risk discovery, an unexpected family tragedy, dog fighting, puppy mills and a glimpse into the secret world of canines through Sadie's senses. This is Sadie's challenge, a dog enduring her own teenage angst, struggling to find respect and acceptance in human society. SADIE SAPIENS blends the pleasures and pains of a dog and young woman growing up together, proving that some bonds are strong enough to survive across species.