You are an undercover cop tasked with busting certain men who participate in "Papa Katsu" (which pertains to young women going on dates with older men for compensation, which can involve predators that prey on vulnerable girls, which you aim to find and take down)

In order to do this, you undergo what is intended to be a temporary transformation using cutting edge technology, turning into a young adult woman with the aim to find predators while posing as a sugar baby.

based on this, with aspects altered bc its kinda weird: https://hitomi.la/doujinshi/sugar-daddy-undercover-agent!-english-3817083.html#1