sentences:  To avoid having Croft tip off Harroway that they were closing in on him, he arranges with Lt. Healy to have Croft held until Harroway is captured and Kevin returned safely.Spenser brings Kevin's parents to Boston to help retrieve him, no easy task since he is with Harroway by choice.Kevin believes Harroway is unbeatable, almost superhuman, and chooses to stay with him even after Harroway has beaten his parents in front of Kevin.