This young adult fiction series tells the story of a young high school student as she descends into despair brought on by betrayal and bullying, resulting in her suicide. She details the thirteen reasons why she was driven to end her life in an audio diary, which is mailed to a friend two weeks after her death. As the seasons progress, the story continues to unfold and all those who were part of the 13 reasons start to break as a result of their guilt for not doing more.