New story line

One day in the future, the protagonist is sucked into a sudden appeared alien wormhole. Several years after that, the wormhole vortex opens again and the protagonist falls back to the human world together with the monster creatures from another world.

The protagonists find that they have been given superpowers since then, which allow them to find their own extraordinary powers through their souls, and to infuse the power of their previous souls into weapons and fight (the weapons of the characters are their own souls from their previous lives).

For the survival of the human world, the protagonist joins the military academy to learn combat skills, and then starts a desperate battle with a variety of post-apocalyptic alien creatures...