Following a series of murders, an apothecarys apprentice must solve puzzles and decipher codes in pursuit of a secret that could destroy the world in this spectacular debut (u003ciu003eKirkus Reviewsu003c/iu003e, starred review).u003cbru003eu003cbru003eTell no one what Ive given you.u003cbru003e u003cbru003eUntil he got that cryptic warning, Christopher Rowe was happy, learning how to solve complex codes and puzzles and creating powerful medicines, potions, and weapons as an apprentice to Master Benedict Blackthornwith maybe an explosion or two along the way.u003cbru003e u003cbru003eBut when a mysterious cult begins to prey on Londons apothecaries, the trail of murders grows closer and closer to Blackthorns shop. With time running out, Christopher must use every skill hes learned to discover the key to a terrible secret with the power to tear the world apart.u003cbru003e u003cbru003eIn his stunning debut novel, Kevin Sands brings readers on a heart-stopping adventure rich with suspense, mystery, and unforgettable characters.