Justine is a tormented teenager. When her parents discover that she has scarified herself, they call on Olivia because they are convinced that she is being bullied at school. The lawyer discovers that the teenager is caught up in a morbid online challenge, the last step of which is... suicide. It then becomes urgent to know who is behind this cyber-harassment and thus pushes it to destroy itself. In addition, Olivia's relationship with Christophe is gradually built as a mysterious man sends her disturbing declarations of love...
