" 12. To make things happen in v.10 kinda walkthrough."
" 13. How to watch the porn movie on Friday night with Ann and Kira."
" 15. How to unlock v.12 new content."
" 17. V.13 new content. (Looks like another long grind to get it unlocked.)"
" 18. More info on Lisa's new sex-ed"
https://f95zone.to/threads/big-brother-walkthrough-faq-thread.2613/#post-184183
And you never will in this abandoned game.
Dev abandoned it before dev did that part of the game.
See above for link to how to go forward.
This is the game all the others are based on and the other games added some new content that BB never had.
See above link.