Tenma Yashiro, a typical high school student, stumbles upon the revelation that Rinka, a charismatic classmate, harbors affection for his childhood friend, the sweet and lovely Reira Tsubaki. In a bid to unite the two, Tenma inadvertently becomes entangled in a romantic entanglement as Reira confesses her feelings for him. Thus ensues a captivating love triangle between the trio, comprising the school's most alluring individuals. As their relationships intertwine, the stage is set for a complex and enchanting tale of love and friendship. Brace yourself for the unfolding of a heartwarming and humorous narrative that clinched the prestigious 28th Dengeki Novel Award Gold Prize, promising a delightful exploration of romance and companionship unlike any other.