Lily tries to offer Jade some advise. Jade is upset when Casey admits to her that he still cares for Alison. Margo believes that Matt's car was stolen and he was not driving it. Alison is forced to leave the hospital with Mark Vero who is revealed to be the culprit. Mark decides to pump Alison full of drugs and frame Matt. Noah and Luke work out that Kevin is involved as well. Luke and Noah are able to convince Kevin to stop things from going any further. Matt is able to rescue Alison and Mark runs off. When Casey shows up he thinks Matt is responsible for what has happened and attacks him. Mark attacks Kevin when he discovers he has been betrayed by him and the police show up to arrest him.