剧情介绍：《作案动机第四季》作案动机第四季免费在线观看高清完整版The victim: Police Constable Greg Schultz. The killer: stand-up comic and Greg's older brother Murray Schultz. Greg's death is the first case for Oscar following his recovery and promotion to staff sergeant, Brian in his new position as Angie's partner, and the new homicide detective Mitch Kennecki, an overly cocky know-it-all because he is a legacy. Greg's death is initially d...