Touhou Kenchinroku

In 'Touhou Kenchinroku,' you take on the role of a porn film director approached by a mysterious beauty named Yukari, who claims to be a specter feeding on human flesh—but she aims to switch to sperm as her main diet. To accomplish this, she seeks a man with the perfect manhood. This is the first volume of a sound novel based on Touhou characters, developed by Circle Eden, featuring brief branches, a built-in encyclopedia, and loli heroines. It's a fan-fiction Nukige with a nameable protagonist.