Act 1-Mizuki-Sailor Lunar Eclipse

Mizuki Tsukino, twin sister of Usagi Tsukino, meets a cat named Crystal and discovers that in her past life, she was both a princess and a guardian named Sailor Lunar Eclips, guardian of love, justice and the Moon, and had teammates of her own that were sisters of the other guardians, or, in the case of Mars, just guardians that were able to join her.