expression, godan verb (-ru)
to be steeped in vice; to become corrupted by evil
Describes a person or group becoming deeply involved in immoral or criminal behavior. Often used in literary or dramatic contexts.
彼は悪に染まった生活から抜け出せなくなった。
He became unable to escape from a life steeped in vice.
権力に目がくらみ、彼
Blinded by power, he gradually became corrupted by evil.