Dating is a battlefield. After attending a friend's wedding, high school teacher Shuu Kizaki decides to try out a dating app. Through a twist of fate, he matches with "Sakuran," one of the app's most popular girls with over 1,000 likes. But there’s a catch—Sakuran turns out to be none other than his student, Saku—!? "Sensei, you're totally clueless about how these apps work! Fine, I'll teach you how to become popular on the app!" After rescuing Saku from a tough spot, Shuu is rewarded with tips on how to gain attention on the app. With her guidance, he dives headfirst into the battlefield of dating apps, searching for his perfect match—!