Caelus has been head of the Skeelz Academy for so long now, he'd more or less become part of the furniture. So when he announced his retirement, it came as a huge shock to both his students and colleagues. But they'll be even more surprised when they hear he's decided to devote himself to his secret passion of darts, playing alongside Robb, the undisputed master of the discipline. And in return, the old teacher will initiate Robb in the strange arts of reading and writing... So, it looks like our two old hands have a good few hours of learning ahead of them!!