15-nenme
Chisato and Reiko have been childhood friends for 15 years. They have different hobbies and personalities, but they have fallen in love with the same boy ― Keisuke Sugimoto, a member of the same music club as Chisato. When Keisuke confessed his feelings for Chisato, she was more concerned for Reiko―.
(Source: Shueisha, translated)
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