godan verb (-ru)
descend into mayhem; turn into a battlefield
Slang derived from 修羅場 (scene of carnage). Used when a situation, especially a relationship or social gathering, becomes chaotic, dramatic, or emotionally charged, like a battlefield. Often used in the context of romantic conflicts or intense arguments.
See also: 修羅場
At the drinking party, my ex and current girlfriend ran into each other, and it instantly turned into a scene of carnage.
SNSでちょっとした誤解から修羅場って、収拾がつかなくなった。
A small misunderstanding on social media escalated into mayhem and got out of hand.