Shoujo Manga Shujinkou x Rival-san
少女漫画主人公×ライバルさん
A girl named Kimura tries to get closer to her crush, Mizushima. Another girl, Hiyama, who is described as beautiful and argumentative, opposes Kimura's efforts, though her reasons are unexpected. This is an early version of the manga that was first posted on the author's Twitter before being published in volumes by Gangan Joker.
