First, you need to have The Sims 3 game installed. Then, look for any in - game options related to story modes or special scenarios. There might be a specific option for the Big Brother Story. If not, check for any downloadable content or mods that could enable it.
To start the Sims 3 Big Brother Story, make sure your game is up - to - date. Then, explore the main menu of the Sims 3. Sometimes, these special storylines are hidden under a 'Scenarios' or 'Special Events' tab. If you can't find it there, it could be that you need to unlock it by achieving certain in - game goals or by having a particular expansion pack. Another option is to search online for any fan - made guides that detail how to access this specific story, as other players might have already figured it out.
Beginning the Sims 3 Big Brother Story can be a bit tricky. You should start by ensuring that all the necessary game components are in place. If it's a built - in part of the game, it may be accessible from the game's start - up options. However, if it's a mod - based story, you'll need to find a reliable source for the mod. Download and install it according to the instructions provided. Keep in mind that using mods might come with some risks, like compatibility issues with other parts of the game. So, always backup your game data before installing any new mods. Also, check the Sims 3 official forums or fan communities for any tips on starting this particular story.