Risa Koizumi, 172 cm tall, and Atsushi Otani, 156 cm have always been the high school's comedy duo, "All Hanshin Kyojin". Their personalities are exactly alike, and they enjoy the same things. When they make a bet to see who can find a boyfriend or girlfriend faster, Risa begins to like Otani. However, Otani still continues to see Risa as a comedy partner and a giraffe. After an awkward confession, Risa just wants to go back to the way they used to be, having fun all the time. Can this akward pair ever become a couple?
Risa and Otani are always being laughed at as the comedy duo. Risa, a girl, is taller than the average girl, and Otani, a boy, is shorter than the average boy. The two are always bickering and even their teacher sees them as a comedy act. But as their friendship develops, so do Risa's feelings toward Otani.