You can find more details in this 13 Reasons Why Wiki article or read the full episode transcript . Tape 5, Side B | 13 Reasons Why Wiki | Fandom

In the tenth episode of 13 Reasons Why season one, titled " Tape 5, Side B ," the focus is on Sheri Holland's involvement in a fatal car accident. Sheri accidentally knocks down a stop sign and leaves Hannah stranded, resulting in a crash that kills Jeff Atkins. Clay discovers the truth behind Jeff’s death and confronts Sheri about her guilt and her secret actions in the present day.