Speed Dating Sakaki is a 3D porn visual novel in development since Christmas 2017. The storyline follows the sexual adventures of two schoolgirls, named Sakaki and Aika. This first story covers the titular girls first time. She loses her virginity to a random hookup set up by her friend, Aika.
Source: N4G PC Speed Dating Sakaki: Erotic 3D Schoolgirl Visual Novel Project