Ah yes, the famed Chateau sweets company with a heiress. Wait, 'a'? You've always thought there was only one, didn't you? Wrong. Koshiro Alice, the sister of Koshiro Miya. Showered with infinite love by her family, especially her sister. Of course, she's a professional patisserie. Known by celebrities and millions of people. It's not a surprise if you've never seen her. She never comes out of her room due to her popularity. Her sister often talks and squeals over a guy named Kashino Makoto. Curiosity kills, doesn't it?