Hentai is based on the eponymous visual novel from the Studio Hibiki works. Art and character design fulfilled Asami Asami. 

Kyrie-kun just got off the air-conditioned bus. He had to squint in the scorching sunlight to see something. However, as soon as Kairi's eyes adapted he opened an amazing view of the blue sparkling ocean, white fluffy clouds, a gentle salty breeze. He moved from Tokyo to this provincial village to his business after his parents went abroad. Kind and caring villagers warmly welcomed the guy, including two beautiful young girls Haruka and Yuzuki...

 

Added subtitles