Spirit Cage, Save the World with Infinite Sword System

After the incineration of humanity failed, Emiya Shirou died on the road to salvation. When he opened his eyes again, he came to the wasteland world where Mana ecology was raging. The infinite sword system is blocked, the projection fails, and only structural analysis is left. He was rescued by homeless people in the wasteland and survived by repairing weapons and water purifiers. It wasn't until the first kill of the Extreme Devouring Beast that the system was activated. Essence of life detected. Soul restoration begins. Warning: Mana contamination is on the rise. ……………………………… In this world, the lighthouse turns people into numbers, Dragon Bone Village hides the truth in the plan, Bai Yuekui studies Mark, and Charles defines divine will... How will Shirou Emiya choose this time? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.