A body was discovered on an Oxford tour bus, and Lewis and Hathaway were directed to Crevecoeur Hall, a vast Oxford estate where Hathaway had spent much of his youth.

The discovery of the college master at the base of the observatory stairs ignited a ripple of suspicion throughout the institution. From the senior tutors to the newest recruits, every member of staff became a potential suspect.

When a prominent competitor was discovered deceased in the fountain of an Oxford college, Lewis and Hathaway were summoned.

A pathologist named Laura Hobson finds herself entangled in a series of deaths, each one raising unsettling questions. As the body count rises, she begins to suspect that her own history might be the crucial element in understanding the gri…