Sordid
/ˈsɔːr.dɪd/ adjective mediumInvolving immoral or dishonorable actions and motives, morally degraded.
The tabloids uncovered every sordid detail of the councilman's bribery scheme.
Memory Trick
Sordid sounds dark and stained, like a deed too dishonorable and grubby to bring into the light.