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 greater disaster awaits them!

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 girls insist that Shirase go to talk to Gin herself.