A Sweet Romance That Starts With One Bottle of Juice, Between a Heiress Who Must Marry Her First Kiss and a Lonesome Guy With a Menacing Look

"There's a legend in the world-renowned Yasunomihara family that if you don't marry your first kiss, you'll die young." The protagonist, Yasuda Tadakuni, has trouble making friends and has a menacing look about him. One day, he forgets his partially consumed juice in the classroom. When he returns to retrieve it, he finds Yasunomihara Yuuka, the heiress of a large corporation and a famous figure at school, holding his bottle of juice... "Huh? Is this juice, by any chance...?" "Yes, it's mine." This is a romantic comedy that begins with two inexperienced individuals in love.