Overview: As the school mourns the death of Hannah Baker, her friend Clay receives a box of tapes with messages she recorded before she committed suicide.
Overview: Hannah makes friends with Jessica and Alex, two other new students. Justin doesn't show up at school, and Hannah's mother finds something troubling.
Overview: Jealousy and gossip take a toll on Hannah's relationships. As Alex struggles with feelings regret, the guys pressure Clay into getting drunk.
Overview: Hannah thinks someone is stalking her and sets a trap. Hannah's mother confronts the principal, and Clay strikes back at someone who wronged Hannah.
Overview: Hannah and Clay connect at the school dance, but a crass rumor ruins the mood. Clay takes Courtney to visit Hannah's grave.
Overview: Hannah's date on Valentine's Day doesn't go as planned. Alex gets in a big fight at school and has to face the honor board.
Overview: Another student sabotages Hannah during a class project. Clay's nightmares about Hannah spill over into the daytime.
Overview: Inspired by a friend's poetry reading, Hannah pours her heart out. Tony confides in Clay about the night of Hannah's death.
Overview: Hannah witnesses a traumatic event at a summertime party. Clay tries to reason with Justin, and Marcus warns him that the worst is yet to come.
Overview: A distraught Hannah gets a ride home from the party. Jessica's behavior grows increasingly erratic, and Clay learns the truth behind a tragedy.
Overview: Clay and Hannah grow closer. While Clay spends a heartbraking night listening to his tape with Tony, tensions boil over at Bryce's house.
Overview: Hannah winds up at a party after an argument with her parents. The students are served with subpoenas, and Justin wrestles with conflicting loyalties.
Overview: Hannah seeks help from Mr. Porter, the school counselor. Clay plays the new tape for Tony and weighs what to do next.