An American who posed as a Chinese scholar, join Doctor Zeng Tse-Lin's battle with crime and the Japanese menace in the mysterious world of San Francisco's Chinatown. Featuring all seven installments: "Fangs of Doom," "Blood Cargo," "Sinister House," "Camelback Kill," "Lion's Loot," "Blackmail Clinic" and "Corpse Cargo." By E. Hoffmann Price, W.T. Ballard, and Robert Leslie Bellem, introduction by Will Murray,