20 years ago, while giving birth to her daughter, Bia slipped into a coma. But that didn't stop her—even if just lying there, unconscious—from becoming part of her family's everyday life. Suddenly, however, Bia comes to. And while she's reacquainting herself with sight, speech, movement and the basics of human relationships, her now-adult daughter, her ex-husband and his new wife try to deal with the unexpected living presence of that strange but dearly loved woman.