Mizuhashi Kaori

In the year 2301, mankind has transformed Mars into living planet, now known as planet Aqua due to its vast oceans. One day a 15-year-old girl named Mizunashi Akari visits Aqua to become a Undine... Note: Received an early television broadcast on AT-X on September 3, 2007 before its official DVD release on September 21, 2007.

A year later... Now that schoolgirl Chika lives at the Sakuraba residence, things have become livelier than ever. Tina is depressed, because she has to go back to the US, and Hanabishi Kaoru begins to seriously think about his future with Aoi... Source: AnimeNfo