くちびるに恋魔法－ラブマジック－

Mayuri, a 13-year-old middle schooler with a petite stature, feels overlooked and wishes to be beautiful to win the affection of Takayoshi, an older high school boy she loves, who treats her like a little sister. In a dream, she receives a magical Ruby Stick that, when applied to her lips, transforms her into a stunning 17-year-old version of herself, Mayurin. Using the Ruby Stick, she catches the attention of both Takayoshi and his brother Masayuki, who both fall for her transformed self, unaware of her true identity. Mayuri grapples with the thrill of their affection and the emotional conflict of being loved for a version of herself that isn’t real. Her journey unfolds through comedic and romantic moments as she navigates her secret transformation and her deepening feelings. (Unreviewed summary by Grok 3)