Apocalypse: My Vengeful Reign

In his past life, the protagonist raised his five confidantes. As the Wasteland King, they stabbed him in the back, wanting to be leaders of humanity. He self-detonated The System, reborn on the first day of the Apocalypse. The five confidantes found him again, their eyes filled with pitiful innocence. He smiled. In this life, he only wanted to see them swallowed by the Monster Tide.