Try passing a few daya from cheat menu if it doesnt work I dont know what you should do
Try looking at the quest log from the upper right menu. You can ask Tucker what he needs you to do again at anytime too.
Its not a bug it goes down naturally you have to keep increasing it
Are there any sex scenes in the bar other than selling yourself in an alleyway or the bathroom
Any interactions with sister now or in future?
How does the screenshot of getting fucked in the middle of the soccer field happen