Demonic Invasion: I Can Collect Everything

When I first started the book, the pacing was too slow. Later, after I revised it, I revised it too much. The side plots were almost completely cut off, leaving only the dry main plot. The whole world view was incomplete, the plot was very simple, and it was inevitable that it would end badly in the end.

I didn't expect this to be a purely apocalyptic book. I thought I could have a happy harem, but I didn't expect it to be so bloody🌝.

It's actually over