Mark Wells

Some doors in Cambridge were locked for a reason. Working-class and a long way from the Mansfield of his childhood, Nick Wood doesn't belong among the dreaming spires. He knows it, too. But not fitting in becomes the least of his fears the night something steps out of the shadows of his college...

Some doors, once opened, cannot be closed. Giles Chamberlain returns to a snowbound Cambridge with something to prove. He has promised Raquel he will find out what became of her missing brother, and Giles is not a man to let a promise go. But the college he comes back to is not the one he left...

Fifty years ago, Ravi Gupta left someone behind. Now she has found her way home. Professor Ravi Gupta has spent a lifetime guarding the portal he opened as a young man, through magic he never should have touched, and the world of peril on the other side. But the passage is not his darkest secret...