少女的世界

An usual girl named Oh Na Ri who just wants blend in with other ends up surrounded by three prettiest girls in her school Im Yoo Na, Im Seon Ji, and Seo Mi Rae on the first day of high school. Yoo Na is Na Ri"s childhood friend, Seon Ji is Na Ri"s classmate, and Mi Rae is Yoo Na"s friend.