“I heard your blood tastes sweeter when you’re aroused.” The vampire, Eimi Nono, must seek a human bloodsucking partner after her 16th birthday in order to survive. However, being both shy and gloomy, Nono knows no candidate for that and is at her wit’s end. That’s when Takasaki Aoi, a girl in the year below Nono who she got along with during kindergarten, becomes her bloodsucking partner. Nono looked forward to her reunion with Aoi, the adorable and kind girl Nono doted over who always followed her around. However, in the 10 years that have passed, Aoi has grown into an abrasive and strong-willed beauty… This is a sugary vampire yuri!