When Nat agrees to meet a friend in the archives of historic Barnard College after hours, she doesn't expect to find a hidden chamber or stumble across another dead body.

The Master's assistant has been murdered, and although Nat figures out who is responsible, finding the evidence is a challenge. Especially when the one ghost who witnessed the crime refuses to say what happened.

The closer Nat comes to finding the proof she needs, tempers flare and threats fly. The situation becomes a race against time, and just when she thinks she's won, Nat realises the murderer is willing to do whatever it takes to escape justice, including getting Nat out of the way.

Permanently.

Nat's miscalculation will cost someone their life, but whose?

If you like cozy mysteries where ghosts walk the halls, paintings come to life, wyverns play around, and magic seems within reach, the Oxford Key Mysteries are sure to delight.