On the sept of Fi'draah, a tau water caste ambassador is sent deep into the jungles of the mysterious Dolorosa Coil on a vital mission. ABOUT THE BOOK A tau short story from Peter Fehervari, the author of Fire Caste. Previously published in the Direct Exclusive anthology Xenos Hunters. THE STORY On the sept of Fi'draah, a tau water caste ambassador is sent deep into the jungles of the mysterious Dolorosa Coil on a vital mission. As she and her companions explore an abandoned Imperial facility known only as 'The Sanctuary of Wyrms', they find humans both dead and alive, including those of the Imperium's elite alien hunters - the Deathwatch.