On board the moletrain Medes, Sham watches in awe as he witnesses his first moldywarpe hunt: the giant mole bursting from the earth, the harpoonists targeting their prey, the battle resulting in one's death & the other's glory. But no matter how spectacular it is, Sham can't shake the sense that there is more to life than traveling the endless rails of the railsea--even if his captain can think only of the hunt for the ivory-colored mole she's been chasing since it took her arm all those years ago ...