In the year 2961, the time is after humanity and nature has recovered the land. A hunter named Cygnus is called to rise above his duty. He provides for Last Arc, a once nomadic band of survivors in ne...

索恩警长遇到了一起精心策划的合伙谋杀案，凶手在Euston车站选择目标，一路尾随其身后并在受害人孩子面前将其狠狠掐死，而与此同时，另一个车站里也发生了同样手法的谋杀。数月后，两名女性也在同一时刻被刺而亡。索恩警长发现自己要面对的并非一个凶手，而是两位蓄谋已久的杀人魔，他将如何根据蛛丝马迹寻找真相呢.........