Clark Jr. and Sipowicz respond the scene of the death a boy who was murdered for his bicycle. Jones and Medavoy join them and start the canvas, while Clark Jr. and Sipowicz deal with the boy's bereaved father who's just arrived on the scene. The father tells them about his boy's bicycle and is angered when they ask if son was involved in any gang activity. McDowell finds out that her brother-in-law has made bail; and she decides she needs to end this situation. A uniform brings up a man caught dumping a bicycle in front of the precinct. The bike is the type owned by their victim; Clark Jr. and Sipowicz question him and he reluctantly gives them a lead on where to find the guy who sold it to him. McDowell questions the clerk at the hotel, where her sister and brother-in-law were staying. She gets him to give her the key and she finds her sister lying injured in her hotel bed, with her husband nowhere to be found. Clark Jr. and Sipowicz find their possible suspect at the pool hal