Divinely Colored Maiden ~The Over-selling Colorful Merchant~

The main character is a man of no personality, whose role is to make the story easy to read. From the slightly erotic lucky pervert moments to the sweet and intense lovey-dovey moments. And the ahegao face, the oho voice, the dirty talk, the belly, the special situation, It's a gradual erotic story in which the heroine gradually becomes more lewd.