Oh it's not an anime. It's just a simple one shot from a doujin by an artist I like. But I'll PM you a link to get the chapter it's from.
<DJ_Izumi> The apparent prevalence of gender dysphoria and even some gender identity disorder on Cosplay.coms crossplay forum disturbs me.
<DJ_Izumi> It's like a transsexual spawning pool. O_o
<Kate6> Then why do you go there?
<DJ_Izumi> Same reason people stare at train wrecks. o.o;