Paul David Story

A young botanist's death leads the team into the world of medical marijuana; Cho's work brings him back in contact with Summer.

When the parents of a perfect family are murdered and discovered by their son, the team soon realises that things are not as it seems.

Two young men are charged with rape and murder after the disappearance of a Canadian student, but the judge is forced to dismiss the case against the pair when the only witness to the crime disappears.

Sean and Christian are given an award from their alma mater, leading Sean to reminisce about his years in college. Meanwhile, a self-mutilating patient comes to McNamara/Troy for reconstructive surgery.