Thanks! I actually figured it out haha
Recent community posts
LDP does not have the same Cassie storyline. In that one, either beat up or trick the guy who guards the alley between the Slums and Ark City proper. That will begin the questline with Cassie and the Don, then you can rescue her. Comments in that game have more explanation.
I played it on Android actually and enjoyed what was available, but some options were difficult or even impossible to touch in the browser. However, I definitely enjoyed every bit of it I could