Rin is a typical pupil who has, up to now, devoted his days to academics instead of romance and companionship. That routine shifts when he encounters the charming Ena, who appears to inhabit an distinct realm. Word has it that she maintains multiple partners simultaneously and has been intimate with more than a hundred men, yet her intellect is not particularly sharp, which prompts Rin to offer her tutoring. Quickly, his lessons yield triumphs, and in gratitude for boosting her marks, Ena devises a unique reward for the geek in a playful twist that surprises everyone today.
