The detectives track two junior-high students in connection to the murder of a cancer patient who was growing marijuana in her apartment.
Sherlock uses his trademark skills to investigate the brutal murder of a college professor; one of Watson's former lovers asks for her help.
Alicia find herself defending a lawyer for defending the creator of Bitcoins, an online currency.
After a pro-life loner stalks and shoots a doctor, the detectives surmise the gunman has another target in mind and rush to stop him.
Despite being close to losing her job, Maggie manages to make it onto a flight to Rio de Janeiro; Kate is unsure of herself after getting a difficult mission involving a Yugoslav diplomat; Ginny's games don't sit well with Dean.