Bobby doesn't want a client to testify to avoid introducing an incriminating videotape. Helen and Richard Bay may have coached a witness in the same trial. Ellenor and Lindsay represent a parent whose three children have all contracted learning disabilities.

Bobby struggles to overturn the guilty verdict in the Scott Wallace case. Bobby's refusal to allow Wallace to testify may be grounds for a new trial. Ellenor and Lindsay continue their attack against the EPA, but a hostile judge may thwart their efforts. Helen faces a crisis when doing the right thing over Richard's coercion of a witness may cost her a job.

Ellenor continues the Jamison case, challenging Judge Aldrich's decision to cut her client's award. Jimmy is upset when he learns that former client Jennifer Cole is pregnant and has been arrested for possession of cocaine. He conspires with the D.A. to install Jennifer in a rehab program. Bobby continues to work Scott Wallace's appeal. Helen faces alienation from her colleagues in the wake of her unpopular actions in the Wallace trial.

Bobby takes the Scott Wallace case to appeals, hopefully proving that prosecution witness Kyle Barrett perjured himself. Helen faces Rebecca in the courtroom in an emotional case when an abused spouse claims that she was mistaken in identifying her husband as her attacker. Bobby and Lindsay announce that they're expecting a child but Lindsay suspects she may not be the only pregnant woman in the office.

Eugene defends a man accused of murder in a trial where the outcome hinges on the honesty of a police office who's been living a lie. Jimmy confronts a judge whose propensity for giving moral lectures to defendants has made him a laughingstock. Bobby continues preparations for the Scott Wallace retrial. This time the case is in Judge Hiller's courtroom.

The long-awaited Scott Wallace retrial.

Bobby defends a man on trial for allowing his wife to be murdered in an 'honor killing'; an ancient cultural ritual used to punish adulterous behavior. Eugene reluctantly aids incompetent attorney Harland Bassett yet again. Ellenor announces that she's pregnant, encountering some adversity.

Lindsay defends a psychiatric patient who claims to be a serial killer. His psychiatrist claims he's only a disturbed individual looking for a little notoriety.

Despite a restraining order, William Hinks continues to harass Lindsay, as more questions arise as to whether or not he's the real serial killer. Meanwhile, Bobby blames himself for Scott Wallace's latest offense.

After Scott Wallace kills his friend, Jimmy becomes a witness for the prosecution. Bobby, meanwhile, is still defending Wallace. Lindsay is convinced that serial killer William Hinks has claimed another victim, and fears for her own life. To protect her, Bobby takes matters into his own hands

Bobby is arrested for conspiring to murder serial killer William Hinks. The entire firm, with Eugene at the helm, must now rally to defend him.

Meanwhile, Rebecca discovers foul play in the wrongful death suit of a friend's husband.

Tensions at the firm are at an all-time high when Bobby is tried for the murder of William Hinks. Bobby is acquitted, though there is little to celebrate when a mysterious cassette recorder is sent to the office. Lucy and Rebecca hear Hinks' voice on the recorder, just before it triggers an explosion.

Unconscious and in critical need of blood, Rebecca's fate is left to a higher power when her mother refuses to allow a transfusion because of the family's religious beliefs. Bobby is awestruck when Lindsay gives birth to their son a month early.

The crossover continues on Boston Public S01E13 Chapter Thirteen (II).

Ellenor's chosen ""sperm donor,"" Michael Hale (Ted McGinley), has second thoughts about the agreement over the rearing of her soon-to-be-born child. Meanwhile, Rebecca emerges from the I.C.U. and gets lost in the hospital. Additionally, Helen prepares to prosecute the rape of an eleven-year-old girl.

Helen prosecutes an accused rapist, while doing her best to keep the 11-year-old victim off the witness stand. Meanwhile, Ellenor has complications with her pregnancy and is treated by Dr. Ben Gideon (Gideon's Crossing).

Bobby and Jimmy employ the firm's notorious ""Plan B"" strategy in a last-ditch effort to save a client accused of raping and murdering his teen-aged stepdaughter. Bobby makes a case that the client's wife is actually the murderer, and the accused client is declared not guilty.

Meanwhile, Ellenor goes into labor with only a panicky Helen Gamble there to assist her.

Helen Gamble uses trickery to coerce a confession from an alleged carjacker represented by Jimmy Berluti. While Gamble feels that her means were legal and necessary to get a dangerous man off the streets, Berluti and Eugene disagree and ask a federal judge to rule the confession inadmissible, a decision that would set the carjacker free.

Lindsay presses Richard Bay to explain a questionable arrest of her client, who is an illegal alien. She ultimately discovers that the police planted drugs on her client, in order to force him to testify in a murder trial. The client refuses to testify, as the murderer is his own brother, and allows himself to be deported to Colombia.

Meanwhile, Lucy's actions as a rape counselor are called into question during a date rape trial.

Eugene and Jimmy agree to help the mistake-prone Harland Bassett (Ernie Sabella) in the case of a young girl who developed liver damage from an antibiotic. With the odds stacked against them, the trio take on a politically-tied, deep-pocketed drug manufacturer.

Richard Bay prosecutes a murderer being defended by Bobby. The killer warns Richard that if that jury returns with a guilty verdict, Richard should fear for his life.

Helen is enraged by Richard Bay's execution and determined to punish Jackie Cahill and all other responsible parties. She makes a deal with Cahill, offering him immunity on Bay's murder plus the added bonus that she won't announce that he's a snitch and release him into the general prison population if he gives up the shooter. He agrees. After the shooter has been killed by police, Helen reneges on the deal, claiming Jackie hasn't fulfilled the terms of the agreement. Jackie's lawyer protests and drags Helen into court. Meanwhile, Rebecca and Jimmy defend a man on charges that he strangled his wife. Rebecca is adamant about the man's innocence, arguing that the only reason he's being prosecuted is because he was stunned by his wife's death and gave the investigating officer erroneous information. Rebecca and Jimmy are shocked to later learn that their client has a history of strangling both women and chickens.