If you prefer social turmoil over physical violence, this mod adds "Social Situations" that can trigger automatically around your Sims.
This is the most well-known mod for players looking to introduce physical aggression. sims 4 domestic abuse mod link
This article is for informational purposes regarding game modifications. Domestic violence is a serious real-world issue. If you or someone you know is affected by domestic abuse, please contact a local helpline or organization such as the National Domestic Violence Hotline (US) at 1-800-799-SAFE (7233). Enhancing Drama in The Sims 4 If you prefer social turmoil over physical violence,
Move the .package and .ts4script files to Documents > Electronic Arts > The Sims 4 > Mods . Domestic violence is a serious real-world issue
Most mods come in .zip files. Extract them using a program like WinRAR or 7-Zip.
3. Relationship & Pregnancy Overhaul (WooHoo Wellness) by Lumpinou
For those who want to simulate the psychological toll of a toxic relationship, this modular collection is the gold standard.