Hajirai Succubus ga Doya-gao Kawaii.

Yasu, a longing painter and high school boy who can not have sexual desire for real girls, met at a doujinshi convention... Her true identity was a succubus, who gathers and devours sexual desire! However, she is said to be androphobic even though she is a succubus, and in order to clear the quota of lust imposed by her boss, she is a dropout in the industry that can only collect the sexual desire of men in the world by publishing naughty pictures. Yomi tries to get used to interacting with men by using the "safety pie" spear to become a full-fledged succubus. While pretending to be a lover, she gradually becomes fascinated by Yasu, while Yasu is only interested in the naughty pictures drawn by Yomi...? Source: KADOKAWA