• Book Name: Sirius to Mayu Manga
• Genre(s): Romance School Life Josei
• Author(s): KOMORI Youko
• Status: Ongoing Download Manga
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Summary: As the end of high school looms near, Mayuko is unhappy with her performance in the last mock exams. Nudged by her friend Megu, she seeks help from Haru, another classmate. They become friends, and maybe, just maybe, something more.