Hina is Itsuki's childhood friend. Itsuki often consoled her when boys would call her "ugly", and she developed a crush and thought that they would eventually marry. When Itsuki returns to their hometown after 13 years, now presenting as female, Hina is initially taken aback and calls her names, but quickly apologizes and the two become friends again. However, Hina soon rediscovers her romantic feelings towards Itsuki, leading to even more confusion on her part.