To quell the increasing rivalries between the nations competing in Blue Flag, the high ranking officers involved in the Prominence project decide to send the test pilots on a wilderness backpacking trip. While walking towards their objective, Argos, Idar, Bao Feng, and Infinity converge on a hot spring. They have dinner together and enjoy the spring. While relaxing, VG and Vincent get beaten up by Lt. Blazer, Inia and Cryska meet Yuuya on the hot pool naked, and Cui continues her rivalry with Yui.