Lady Jewelpet

Lady Jewelpet revolves around Momona, a junior-high school student from Jewel Land, who attends her cousin's wedding and unexpectedly develops feelings for Lady Diana after seeing her with her cousin. At the wedding, Momona is suddenly transported to a snowy location in Jewel Land, where she meets Ruby, a white rabbit who becomes her partner and mentor in a competition to become the next Lady Jewel. The competition pits Momona against Lillian, who aims to win the title so she can choose her brother, Cayenne, as her King; Momona and Lillian also have feelings for Cayenne, complicating matters.