What can you tell us about Darius?

We first see Darius taking drugs in his car before walking into school – that tells you all you need to know about him. He’s a womanising sociopath with a military background and he sees Waterloo Road as somewhere to put down roots. But he’s soon caught up in a dog-eat-dog scenario with one teacher and, later, makes a huge mistake that ends very badly and is then chasing his own tail, trying to cover it up. Darius bonds with school counsellor Jack. How does their friendship develop? Jack has had...