Charlotte DiLaurentis hit Alison with a rock and Jessica DiLaurentis buried her alive — but Alison survived. The autopsy later showed dirt in the lungs, meaning the girl actually killed that night was Bethany Young, mistaken for Alison in the dark. Pretty Little Liars is the I. Marlene King mystery drama based on Sara Shepard’s … Read more — Who killed Alison in Pretty Little Liars