TardisIsTheOnlyWayToTravel is probably one of my favorite authors in general. Generally tight writing, I usually get some laughs out of everything, and the author has a pretty good knowledge of the various canons.
Anatomy of a Secret by Beatrice Otter
Summary: Old memories are stirred up when a group Trill scientists come the station, led by one Jadzia Dax. Though she claims to be the daughter of Benjamin's old friend, Curzon Dax, she is more than what she seems, and some secrets can't be kept forever. (DS9, in the Kelvin timeline)