NTR Rogue in the Apocalypse

An alien spaceship invaded and unleashed terrifying monsters on Earth. The enigmatic invaders gave humans a chance to fight back with a system and classes, but John is stuck with the NTR Rogue class. Now John's only way of getting stronger is by completing tasks related to stealing other men's women. John's life had been a cruel joke, and this new apocalyptic world might just be what he needed. ---- This is a "netori" story where John, the main character, steals women from others. There is no NTR towards John.