Jake, currently Jackie, splashing around

Kimmy, formerly Kyle, Clearly Convinced

Jake, Sometimes Jane, Using the Get Out of Jail Free Pill

Janice, formerly Jeff, a chubby chaser's best catch.

Jackie, formerly Jake (Part 1)

Jackie, Formerly Jake (Part 2)

Jackie, Formerly Jake (Part 3)

Vikki, formerly Victory, Jake's new girl friend

Jake, now Jackie, revved up

Jake/Jade, feeling every inch

Alina, Formerly Allen, Bridging the Divide (TW: Raceplay/Dub-Con)

Jake, now Jackie, hell hath no fury (full series in comments)