When an undercover armed robbery stake-out is bungled, leaving a cop wounded in hospital, Hooker becomes concerned that a veteran cop's heavy drinking was the cause of the stake-out's failure. As he hunts for the armed robbers who are targeting night-clubs, Hooker becomes more and more worried that his fellow officer is an alcoholic, and is not only endangering police operations, but himself and everyone around him...

While on a stake-out to capture a strangler who is killing homeless women, Corrigan receives a blow to the head while struggling with a suspect, leaving him with a concussion which triggers sudden, unexpected bouts of enraged behaviour. But the suspect Corrigan took on isn't in fact the strangler, and with the real killer still on the loose, Hooker and the team must track him down before he strikes again. Corrigan's refusal to acknowledge his condition doesn't exactly help matters...