There are no bounds on what the character should do or don't; the player makes his/her own rules, and whatever decisions made will affect gameplay.
As an aside, this here below will really require the power of the most expensive custom gaming PC (which might as well be a very high-end graphical/CGI workstation or in essence put an 80's-era Cray to shame):
http://www.asot.es/2001/09/skyrim-mods.html