To Be Honest

Vivian hernandez commits suicide on her birthday night and blames it on Evelyn Nelson, her best friend but never mentions why. All the evidence proves Evelyn to be guilty. Alex Morris, the guy who had crush on Evelyn admits he forced Vivian to commit suicide. Is it just a simple conspiracy by two jealous people or was someone was playing with all of their's life. Did someone else had Vivian's blood on their hands?