expression, godan verb (-ru)
pursue self-interest; be driven by profit
Describes a person who acts solely for personal gain, often with a negative connotation of greed or selfishness.
彼は利に走るタイプだから、信用できない。
He's the type who only pursues his own interests, so I can't trust him.
政治家が利に走ると、国民
When politicians are driven by profit, the people suffer.