Episode 1 | Tape 1, Side A

As the school mourns the death of Hannah Baker, her friend Clay receives a box of tapes with messages she recorded before committing suicide.

Episode 2 | Tape 1, Side B

Hannah makes friends with Jessica and Alex, two other new students. Justin doesn't show up at school; Hannah's mother finds something troubling.

Episode 3 | Tape 2, Side A

Jealousy and gossip take a toll on Hannah's relationships; Alex struggles with feelings of regret; Clay is pressured into getting drunk.

Episode 4 | Tape 2, Side B

Hannah thinks someone is stalking her and sets a trap; Hannah's mother confronts the principal; Clay strikes back at someone who wronged Hannah.

Episode 5 | Tape 3, Side A

Hannah and Clay connect at the school dance, but a crass rumor ruins the mood. Clay takes Courtney to visit Hannah's grave.

Episode 6 | Tape 3, Side B

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.

Episode 7 | Tape 4, Side A

Another student sabotages Hannah during a class project. Clay's nightmares about Hannah spill over into the daytime.

Episode 8 | Tape 4, Side B

Inspired by a friend's poetry reading, Hannah pours her heart out. Tony confides in Clay about the night of Hannah's death.

Episode 9 | Tape 5, Side A

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.

Episode 10 | Tape 5, Side B

A distraught Hannah gets a ride home from the party. Jessica's behavior grows increasingly erratic, and Clay learns the truth behind a tragedy.

Episode 11 | Tape 6, Side A

Clay and Hannah grow closer. While Clay spends a heartbreaking night listening to his tape with Tony, tensions boil over at Bryce's house.

Episode 12 | Tape 6, Side B

Hannah winds up at a party after an argument with her parents. The students are served with subpoenas, and Justin wrestles with conflicting loyalties.

Episode 13 | Tape 7, Side A

Hannah seeks help from Mr. Porter, the school counselor. Clay plays the new tape for Tony and weighs what to do next.