Daughter of the richest man in the city, she is nothing like the sterotypical bitchy rich girl. Eri has won many school pagents and has recieved many secret love letters from guys and once in a while a few girls too. Eri grew up watching princess movies and dreams of having her knight in shining armor free her from her arranged marraige, but most guys are either too afraid to approach her or only want her for her looks. she becomes Mitsuki's 28th addition.