After Ryo Takamori saved his estranged childhood friend Hina Fushimi from being harassed on the train at the beginning of his second year in high school, they've slowly reforged their bond. The only problem is that they've got completely different perspectives on the relationship! Ryo just can't seem to wrap his head around why Hina is so clingy, while Hina thinks his cluelessness about her assertive flirting is evidence that her crush is one-sided. Can anything get them on the same page?