Chapter Ⅰ Into the Primitive 1
Chapter Ⅱ The Law of Club and Fang 14
Chapter Ⅲ The Dominant Primordial Beast 25
Chapter Ⅳ Who Has Won to Mastership 41
Chapter Ⅴ The Toil of Trace and Trail 52
Chapter Ⅵ For the Love of a Man 70
Chapter Ⅶ The Sounding of the Call 86