Synopsis: Satou-kun to Tanaka-san: The Blood Highschool

As a vampire, Satou became smitten with a girl named Fumiko 70 years ago. Sadly, his feelings were not reciprocated, as she opted to marry a mortal. Devastated by her rejection, Satou vowed to return in 70 years after her husband's inevitable death to reclaim her heart. Now, in the present day, he has come back - but will he be able to win her over, or will he instead lose his own heart to someone else?