"Living as a gal is seriously the best!!" Mimiru was an introvert in middle school, but when she entered high school, she made her long-awaited debut as a gal, thinking, "Maybe I can become a gal too!?" She made friends with three girls: Yuuhi, a cool beauty with a calm and pretty look; Fuuka, a cute gal with a soft and fluffy look; and Kurumi, a cheerful and energetic gal who is good at sports. Now she has joined…