The yuri harem battle that took Twitter by storm with over 20,000 retweets has come to a grand conclusion!! The harem battle between the popular girl Kouko and the handsome Aoi is heating up! ...Or so it seems, but a food-eating contest erupts between Shino, who is in love with Kouko, and Aoi, leading to a school life that is anything but straightforward. While it seemed like they were having a chaotic yet peaceful daily life, Kouko is summoned by the student council president, Kuroe. Having previously lost a contest to join Kuroe's harem, known as the 'Black Lily Club,' Kouko prepares herself to join since she lost the bet, but for some reason, Aoi's face keeps coming to mind. Amidst the harem battle between girls, Kouko realizes her feelings for Aoi, who is always by her side, while exchanging barbs. What will be the outcome of her unconfessed love...!?