DC Rob Brady wakes up in his car with a witness lying dead next to him and is arrested on suspicion of murder.

When Major Len Miller is found dead at the bottom of his stairs, a bloody fingerprint implicates his grandson.

A young medical student is stabbed to death & Billie believes it may be connected to another similar gang related stabbing.

A delivery driver is killed, and a trace of his movements places him at a pub that his wife with a motive frequents.

A boxer confesses to killing her manager, but the detectives think she may be covering for her father.