So this story is a whole different story from the original manga/anime. In this story Darien is still here, just that there is no tuxedo mask. He also does not remember anything about his past life. ~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~ Serena,on the other hand, remembers her past life and is Sailor moon. Darien and Serena are best friends,but Darien doesn't know about Serena being sailor moon or the moon princess. Serena has to make a decision whether to tell Darien about his past life or to let him live a normal life......

This takes place within season 2 where demand with the help of wise men turns sailor Moon evil now going by the name princess serenity

Serena, the sole heir and princess of the moon kingdom must find her true mate and awaken her powers. The legendary Imperium Crystal is the only thing standing between Galaxia and total domination of the Silver Millennium and she will stop at nothing to possess its power and destroy all who oppose her. Queen Serenity sends her beloved daughter to Earth in secrecy with her loyal guard the sailor senshi in hopes she will find her true mate and fulfill her destiny.  Frightened by not only the responsibility but of Galaxia herself, Serena escapes the watchful eyes of Raye, Lita, Mina and Amy and hides herself in the country with the help of her new friend Zoisite who knows nothing of her identity. There she meets his brothers Kunzite, Jadeite and Nephrite while they await for the return of their master.  Darien, already chaffing with political responsibilities finds himself drawn to Serena's spirit and beauty. However, the secret she harbors from them all may prove to be the demise of not only his world but of the entire galaxy. Darien must find a way to protect the only hope they all hold against Galaxia and stay by her side but must also help her activate her powers when he may in fact not be her true mate.

Lira is a simple college student who wants to graduate immediately to find work to buy a complete collection of Sailor Moon Crystal manga. But after buying the book, an unexpected accident happened to her. When she wakes up, she is in an unfamiliar room. After that, her eyes widen when she sees her face in the mirror in the body of Usagi Tsukino, a.k.a. Sailor Moon!