Horny Adventurer Karen

In a world where demons are sealed in the depths of the earth, dungeons are summoned from the depths of the earth and plot to invade the earth! - Karen, a veteran S-class adventurer, is asked to retrieve the dungeon's treasure. However, the treasure was the hidden treasure of the beast god Gaira. - Karen incurs the Beast God's wrath and is cursed with the "Curse of Reproduction"! After a battle, she always comes into heat, and her body is changed by the curse. - She is forced to become pregnant when she has sex with a man she recognizes as mate...! In order to break the curse, she heads for Susannad. - While cooperating with the mayor of Susannad, "Suzariri". we begin to conquer the dungeon of the Beast God Gaira... - However, in the dungeon, besides the demons, there is also an organization that is after Karen...