Severe Introvert
Description
This mod makes your Sim introverted. The trait applies custom emotions, and includes mood, skill, and relationship modifers to be applied to Sims with the trait, causing them to struggle with navigating relationships and managing their emotions. The trait is avaliable in the emotion category, for Sims Teenager and above.
No additional mods required and base game compatible - feel free to leave a comment if you experience any issues!