Who hired the assassins that nearly murdered Kublai? The clock is ticking for Marco and Byamba to find the traitor before the Mongolian New Year’s celebration of Tsagaan Sar, or White Moon. They have a strong lead—Marco recognized the handwriting ... (more)on the Hashshashin murder map as belonging to his first friend in the Imperial city of Cambulac, the now-dead tax collector, Sanga. So Marco and Byamba set out to investigate, like two odd-couple beat cops following the crumbs to piece together their case.