Drugs awareness day dawns on Waterloo Road. Governor Ralph Mellor wants Marley Kelly out of the school and away from his daughter, Flick, and plans to use the voluntary drugs tests to do it.

Rachel is shocked when Eddie and Melissa's relationship takes an unexpected leap forward, but Philip appears to be holding a secret that could jeopardise all of their futures. Meanwhile, a love-struck Eddie has to keep his mind on the job when a pupil-parent dispute threatens to reach a disastrous conclusion.