Bakumura Shiika runs a dormitory for high school girls. Her true identity is a Baku, a legendary creature that eats dreams! In order to indulge in her favorite “youthful dreams”, Shiika creates the perfect environment to improve the quality of the dorm residents' sleep, but she just can't seem to catch a dream… It turns out that humans don't dream if they're in a deep sleep. In other words, her perfectly prepared sleeping environment has the opposite effect! Upon learning this shocking truth, Shiika devises a plan to help the residents achieve REM sleep, but… A dizzying girls' dream story drawn by the talented Burio Michiru begins!