What is "me"? Yosuke Hino is thinking about when to change his name from "me" to "I". His latest problem is that he can't beat his twin sister Mikage. Whether it is his height, studies, or athletics... Mikage outranks him in every aspect, and this has caused Yosuke to have a hard time with girls. Now that he is in his second year of junior high school, he wants to make many changes--but...?!