Joon-ho’s always been intimidated by his temperamental sister, so he’s not looking forward to being alone with her this summer. His dreams of living the wholesome otaku life are shattered when he joins his sister’s volleyball team as the team manager. These girls seem innocent, but they all have secret fetishes… Can this 20-year old virgin overcome his fear of women and handle all the sexy action tossed his way?

(Source: Lezhin X)