Shinya Fukumatsu

A young girl, from a civilization that resides in deep underground tunnels, finds herself trapped in an inverted world and teams up with a resident to escape and return home.

Dr. Atsuko Chiba is a research psychologist who uses a device called the DC Mini to enter her patients' dreams, wherein she adopts the alter-ego "Paprika". When the device is stolen, she must stop rogue elements from merging the dream and waking worlds.