 Meyer is secretly involved in "The Blue Boy" drug ring from which Oliver gets heroin for his sister, and Oliver's knowledge of the drug ring, coupled with his growing connection to the investigating Kirsch, is a motive for Meyer to get rid of him by framing him with the murder of Mac, one of Oliver's best customers.Meyer poses as a mugger, who stabs Mac to death while he is getting money at an ATM.Oliver is with Mac at the time