After his nightmarish adventures in Mary King's Close in Crow Boy Tom Afflick is drawn back to Edinburgh At the National Museum of Scotland he sees the eight tiny coffins that were discovered on Arthur's Seat in 1836
- one of the city's most intriguing mysteries After a violent confrontation with his stepfather Tom finds himself spinning back in time again to the year 1828 where the peril comes not from bubonic plague but from a series of unexplained disappearances Lost & confused Tom seeks refuge in Tanner's Close as the guest of two of the city's most infamous inhabitants
- But even two hundred years after the events of Crow Boy he cannot escape the vengeful pursuit of bogus plague doctor William Mc Sweeny Tom is soon caught up in a desperate struggle for survival
- & the mystery of the tiny coffins is finally solved