However, there's a lot of fun to be had by partaking in the Liberty City singles scene.
If you want to date girls other than Michelle and Kate, you can do that, but it involves some legwork.
This episode features a new storyline, with a new protagonist - Johnny Klebitz, of The Lost Outlaw Motorcycle Club.
The game was first released as a download on Xbox Live on February 17, 2009 as an "Xbox 360 exclusive".
"Johnny is a veteran member of The Lost, a notorious biker gang.
Each woman has different tastes and will respond accordingly.
Reaching 100% fondness with all five girlfriends is not required to achieve 100% completion of the game.
However, that shouldn't daunt you from building as many relationships as you can, because they happen to provide some of the deeper and more rewarding experiences Grand Theft Auto IV has to offer.
In fact, without building up relationships with myriad characters in the game, you're going to miss out on a lot of what the game intends for you to see.