Mari Tamaki, AKA Kimari, really wanted to have a great adventure in high school, but could never take the first step. Now in her second year, she meets Shirase Kobuchizawa, a girl who is determined to…

To get on a ship to Antarctica, Kimari and Shirase will first need the money to fly from Japan to Fremantle, Australia. To earn this money, Kimari gets a job at a convenience store, where she meets a …

Kimari, Shirase, and Hinata need to figure out a way that high school girls might be allowed to go to Antarctica. Although dubious about their chances, they quickly find a report about a high school-a…

Kimari and the others finally have their tickets to Antarctica. However, they'll need to go on a three-day summer training camp to learn the skills they'll need. In the mountains, they experience ever…

It's been several months since their training, and the girls' trip to Antarctica is drawing near. With Rin's help, Kimari manages to sort out her luggage, and in doing so, finds a game she borrowed fr…

The girls have a stopover in Singapore on their way from Japan to Fremantle. They decide to spend their time sightseeing, but Yuzuki notices Hinata acting strangely.

After arriving in Fremantle, the girls get a tour of their icebreaker ship. When Gin mentions that their new room was where Shirase's mother once stayed, the girls check to see if she might have left …

The ship sets out from Fremantle, heading for Antarctica. The girls interview crew members, peel potatoes, and get training to improve their stamina. But as exhausted as they are already, an even grea…

Expedition member Toshio confesses his love for Gin, and asks if Shirase knows anything that might help him get closer to her. Shirase tells him that Gin was just a friend of her mother's, so the girl…

At last, the girls have arrived in Antarctica, and are awed by the scene before them. No one's been at Syowa Station in three years, so there's a lot to do to get it cleaned up. As the girls keep them…

When the girls are testing a video connection to Japan for New Year's, a few of Hinata's "friends" come calling. Hinata begs off, but seems distracted for the rest of the day. Shirase decides to get t…

Ever since her mother was lost in Antarctica, Shirase has felt like she was lost in a terrible dream. Despite her fear of what will happen if nothing changes after she goes, she and her friends now se…

Kimari wakes up to the sound of her alarm and goes through her duties for the day. The girls have gotten used to their lives in Antarctica, but the summer team will have to leave in three days. Their …