おいしいコーヒーのいれ方

For his last year of high school, Katsutoshi Izumi has to move in with his cousins due to his father’s transfer. He quickly hits it off with his younger cousin Joe, but drops his jaw when reuniting with the older Karen. It seems that in the few years they haven’t seen each other, she has turned into a head-turning beauty... (Source: MANGA MILLION)