秋月 奈久留, Ruby Moon
Ruby Moon is one of two magical guardians created by Eriol Hiiragizawa. The counterpart to the original guardian Yue Ruby Moon is genderless but prefers to act like a female. When Eriol transfers to Tomoeda Elementary Ruby Moon created a false form named Nakuru Akizuki and enrolls in Seijou High School entering the same class as Toya Kinomoto Sakuras brother and Yukito Tsukishiro the false form of Yue who is unaware of his true nature. As Akizuki she acts as a general annoyance deliberately interfering every time Toya tries to talk to Yukito about the latters dwindling energy.