Here is the full list of all 15 SEX, Stocks & Cocks achievements.
Get a reward from Olivia
Help Diana calm down
Help Adele with her paperwork
Put Lucita in her place
Olivia's patience has run out
Adele doesn't trust you
Lucita is disappointed in you
Diana doesn't trust you enough
Finish the game on a good ending with Adele
Finish the game on a good ending with Olivia
Finish the game on a good ending with Diane
Finish the game on a good ending with Lucita
Ruin Mr. Rake's firm
Save Mr. Rake's firm
Finish both routes