Otona wo Shiritai Onnatomodachi

20-year-old Sawatari Tatsurou is a male college student. While others around him are rejoicing in the springtime of their youth, he's enjoying his solitary life to the fullest. He has a noble hobby. Which is... appreciating lewd vide*s. "I don't need a girlfriend. Because I have AVs." A fulfilling everyday where he continuously releases his male desires with his exceptional AV love... However one day, his classmate and gal galpal Kaniko Eimi witnesses him cranking it at his place! Then, she says something shocking to Tatsurou, who thinks the world is ending.

"I-is it fine if I watch the AV together with you...?"