This was a a crossover by Fox Mew with Resident Evil and Vocaloid, taking inspirations from one of the latter's songs. A unique crossover. Story is Wayback txt file, credit goes to original author.

Kagamine Rin never thought that she would meet a government agent, until Leon Scott Kennedy saved her from being infected. When they team up, Rin thinks of her brother that she lost in the tragic incident in Raccoon City, where she used to live when she moved to America. Will she lose them, or fight for her life alongside her new partners? Is Len still alive?

When Wesker discovers a report about orphans that have a vaccine of death in their body, he decides he wants it for himself. But the orphans play a deadly game and the price of losing isn't worth the risk. "Children, you lost the game..."