Tensions run high at Dawn and Charles' rehearsal dinner. Laura attends an art exhibition. A discovery shocks Alex to his core. ...

Alex and Emmy have a foursome. Laura discovers Valerie as been seeing Michael and moves out. ...

Alex's secret profile gets its first real match. Laura bonds with Michael after her sex tape goes viral at school. Valerie gets closure with her ex-husband. ...

Valerie breaks Alex's rules on casual sex. Alex is interviewed about his dating website. Laura takes things up a notch with an older man. ...

Alex hangs out with Valerie's new friend, Leon. Valerie parties with a group of 20-somethings. Laura gets in over her head at a house party. ...

The Python kidnaps Avery's surrogate daughter, forcing the team to decipher a series of elaborate code-like puzzles to save her life. ...

The team investigates the murder of a hacker who was hired to delete an assault victim's comments from a confessional website. ...

When a hacker takes control of all networked medical devices at a hospital in Dallas and threatens to kill one patient every hour if his demands are not met, the Cyber te ...

Trapped inside the Wild Hunt, Stiles reunites with an unexpected ally while Scott, Lydia and Malia discover Stiles's Jeep may be connected to his disappearance. ...

Hannah's mother returns to town. Urging Clay to protect himself, she reveals that there was more to Tony and Bryce's relationship than Clay knew. ...

The cops name Clay as a person of interest in the murder. Ani catches Justin in a lie after learning Bryce bailed him out of a dangerous situation. ...

Mr. Porter interviews students about Clay, who pleads his innocence to Mrs. Walker. Learning Porter counseled Bryce, Clay and Ani question his motives. ...

The police interrogate Justin and Clay about the night Clay pulled a gun on Bryce. Clay discovers that Ani and Bryce's bond ran deeper than he realized. ...

The police bring in Tony for questioning. At Bryce's funeral, Ani uncovers two damning secrets. ...

The police search the school after finding steroids in Bryce's car. Alex remembers how Bryce supported Alex after Jessica dumped him. ...

After Tyler admits he still has a gun, the group keeps tabs on him at school. But their worry deepens when they learn he had a motive to kill Bryce. ...

As the police investigation sets the school on edge, Ani remembers that Jessica confronted Bryce. Growing suspicious of Jess, Ani and Clay follow her. ...

After learning about Chloe's pregnancy, Clay and Ani pay her a visit. Chloe recalls how she leaned on Zach for support - and that Bryce never knew. ...

The cops question Clay about Bryce's disappearance. Clay remembers the aftermath of Spring Fling, when he raced to cover Tyler's tracks and met Ani. ...

One month later, Hannah's loved ones celebrate her life and find comfort in each other. Meanwhile, a brutal assault pushes one student over the edge. ...

Threats against Clay and the others escalate. Tyler faces disciplinary action. Justin testifies about Bryce, putting his own future at risk. ...

Chaos erupts at school in the aftermath of Bryce's testimony. Jessica tells Chloe about the clubhouse. Alex's memories come rushing back. ...

Tony opens up about his past. Sheri devises a plan to get into the clubhouse. Mr. Porter tries to help Justin. Zach and Bryce butt heads. ...

Tyler goes out with Cyrus's sister. Chloe confronts Bryce about the tapes. Jess wonders if she's ready to date again. Mr. Porter wrestles with regret. ...

When Hannah's parents come under scrutiny, Jessica reaches out to Mrs. Baker. Justin struggles to stay clean. Clay reconnects with Skye. ...

Alex blows up at Bryce. Someone blackmails Marcus. Clay testifies about the night he and Hannah spent together. Jessica experiences a flashback. ...

Clay tries to figure out where the Polaroids were taken. Justin shows up at school. Zach's revelation about Hannah takes everyone by surprise. ...

Tyler and Cyrus embrace their outsider status. Alex fights to recover his lost memories. Ryan and Mrs. Baker look to Hannah's poems for clues. ...

Clay hides a secret from his parents. Concerned about his reputation, Marcus lies in court. Jessica and Alex skip school together. ...

Worried about threats against them, Alex and Clay urge Jessica to testify about Bryce. Clay enlists Tony's help to find a potential witness. ...

Courtney makes a brave decision. Clay's memories of Hannah drive a wedge between him and Skye. Someone trashes the yearbook office. ...

Five months after Hannah's death, the case against Liberty goes to trial, with Tyler as the first witness. Clay finds a troubling photo in his locker. ...