Aihara Ringo, who is in her first year at the nursing school, has decided to room with Takao Chiaki, an old family friend from back home. Ringo idolizes Chiaki and has made it her life’s goal to become a respectable nurse just like her. However… Once they actually start living together, Ringo comes to realize that Chiaki takes much worse care of herself than she imagined, and is at the same time a very physically affectionate person. Will the disparity between Chiaki the goddess and the Chiaki who delights in sexual harassment drive Ringo crazy!?