This is the first OVA adaptation of the 1st and 2nd volumes of the manga authored by Herio, "Yamitsuki Pheromone", a talented author of COMIC E×E, who received high praise for his cute and romantic stories, with a great emphasis on the breasts of girls, and in which the mutual feelings of two people in love are perfectly shown! Two OVAs will tell about the relationships of four different couples.