Naoe-kun, a massage therapist, is ready to call it a day when he unexpectedly encounters a peculiar patient. This enchanting woman possesses all the traits of an elf with her emerald gaze and forest upbringing, except for her voluptuous figure. Despite her otherworldly origins, she has developed a fondness for human junk food, leading to a weight issue. Can Naoe-kun assist this endearing elf girl in shedding the extra pounds and maintaining a healthy lifestyle?