Star Trek Online: Valkyries

Star Trek Online: Valkyries is a fan fiction series based on the events of and characters within the game Star Trek Online, following a number of female protagonists from the various factions of the game. Thus far, the series has introduced only two protagonists, each with their own introductory story and a combined story currently in progress. The series begins in 2405, four years before the events of the game.

STO: Valkyries is set in a shared universe with the Star Trek: Justice fan fiction series, set in 2412-2413, and the authors have announced their intention to write a collaborative story in the future.

Valkyries
The following characters have been confirmed as main protagonists of the series, and as such have received their own episodes introducing them. As per the unofficial name "Valkyries" all are female. One other Valkyrie has appeared in the combined Valkyries-Justice universe. Though her only appearance was a brief scene in "Justice: Vengeance," an introductory story for her in the Valkyries timeline is expected.
 * Carlin Agran Drel: Federation, Trill, science officer
 * Samantha (Sam) Hayashi: Federation, Human, tactical officer
 * Sellis: Romulan, Vulcan-Romulan hybrid

Federation
Supporting cast and characters from the Federation faction, ordered by place of service.
 * USS Nautilus (NCC-31910)
 * Captain Sokar
 * Commander Antori Drel
 * Doctor James Howard
 * Lieutenant T'Paie
 * Ensign Alex McKensey
 * USS Endurance
 * Captain Nathaniel Ramsey
 * Starfleet Command
 * Admiral Jorel Quinn

Klingon
Supporting cast, characters, and antagonists from the Klingon faction, ordered by place of service
 * OSS Cluros
 * Matron Atria D'Blae
 * IKS Azetbur
 * Orion Syndicate
 * Naisa D'falas

Other
Characters or antagonists that do not belong to any of the main factions.
 * Solarii
 * Father Matan
 * Brother John Briar

Episodes
Thus far, the series contains three episodes, two completed and one still in progress. Listed with each story are the time at which it is set in the series' continuity and which Valkyries appear in it.
 * "The Best Revenge": Carlin, May 2405
 * "Airborne": Sam, November 2405
 * "Survivors of Yamatai": Carlin and Sam, May 2407