and without even knowing exactly what ephemeral joys or permanent wonders the vision brings to mind, it’s a safe bet that the one thought which doesn’t occur to you is that the Chapel might not be there by Christmas. Theo (Theophilus Ambrose Fitzwilliam Wedderburn to his friends) is a Junior Research Fellow in Number Theory. Prompted by a supervisee to demonstrate how to trace the provenance of bitcoins, Theo happens across a shocking revelation, with embarrassing ramifications for the whole University. Meanwhile he is being stalked unseen by someone from his childhood. To his annoyance, Theo falls for a cheap con… and discovers a horror set not only to rock the very seat of power itself but to change the face of Cambridge and its beautifully iconic image for ever.