When a rookie patrolman mistakenly shoots at Harris, thinking he was a burglar, his colleagues have to deal with the fallout. Meanwhile, Wojo arrests an out of work stockbroker who was on the streets, working as a beggar.

Christmas is rapidly approaching and Barney is facing the harsh reality that he'll be spending the holiday alone. Meanwhile, the detectives bring in a claustrophobic suspect and competing toy executives who got involved in a fight.