Black Rock Shooter: Rebirth Plan

In the near future, mankind will be fully invaded by powerful alien intelligent mecha-type life forms. Humanity appears weak and powerless in the face of disaster, and the global population will soon be reduced to less than 10,000 people. At this time, the mysterious humanoid weapon against alien life: the Gunslinger, woke up and met a cyborg that had lost its memory: Night Wolf. What is the purpose of the mysterious alien invaders? The robots that originally served humans were... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.