omg its been like years i remember it was a gay manga (i think colored too) where this guy was excited to have a date with a girl but when they were alone the girl revealed himself to be a dude dressing up as a girl cuz he was stalking him i think thats what i remember
This is probably not it but maybe?
https://www.mangago.me/read-manga/secret_alliance/
Sounds like this https://www.mangago.me/read-manga/see_you_agai/

Looking for t4t het or cuntboy/futa. The lady has to be the top obvi
this is a very specific request i cannot personally help with. sadly i dont know of any sexual works featuring trans people :(
here are some related recs:
Missing Pepper Case. (bl with boy pussy!!)
alpha wolf girl x omega wolf boy.(het girl dick no boypussy)
strap on girl and bitch boy.(pegging, hetero)
(honorable mentions)
https://www.mangago.me/read-manga/the_virgin_witch/ (usually hetero sex changing magic, sometimes femdom. various kinks).
My Demon Boss Gokudera Wants To Be Exposed. (bl with crossdressing bttm)
Otoko ni dake Saku Mesu no Hana. (bl cross dressing, feminizing and humiliation)
All Trap Boys In This Idol Group Are Ardent Top. (bl femboys topping)