<P> At the beginning of the series , 16 - year - old schoolgirl Hannah Baker commits suicide by slitting her wrists -- in the novel she swallows an overdose of tablets . Her school locker becomes a memorial adorned with students ' letters . On his doorstep , Hanna 's friend Clay Jensen finds a box containing audio cassette tapes containing a recording of Hannah talking about her suicide . </P>
how did hannah baker die in the show
Hannah Baker commits suicide by slitting her wrists