“A kiss… Why are you kissing??!!!” Middle schooler Han Si-U is happily dating her boyfriend, Park Geon-U. One day, his next-door neighbor, elementary schooler No Jae-Min, catches Si-U and Geon-U kissing. Shocked, Jae-Min starts following Si-U around from that day on, yelling at him to break up with him…! Where did that cute little kid go who used to follow him around saying he liked her big brother? Why is only this little demon left? The bickering daily life of Si-U, who’s annoyed by Jae-Min meddling in his relationship, and Jae-Min, who’s possessed by rage because he doesn’t want his big brother taken away! “What the hell are you two gross homos doing in broad daylight?!!!” (Source: KakaoPage, translated) Note: The tenth story in the Sachungi: Neoreul Saenggakaneun Bom (사춘기: 너를 생각하는 봄) Collection.