Reborn: I Became a Max-Level Child of Light

[Sky: Children of the Light fanfiction! Apocalypse, disasters, no System, no harem] The story takes place after Sky announces it is shutting down. The world of Sky descends upon reality, and everyone turns into an ordinary beginner Sky kid. Only those with accounts retain the items in them, which also become real. Before he died, the protagonist was killed by nothing more than a crab, but unexpectedly got reborn! Watch as a max-level Child of Light conquers the Kingdom of the Sky!