The bold female mountaineering group is gearing up for their next high-altitude adventures in Japan! Among them is Aoi Yukimura, a nervous freshman in high school, and her lively partner Hinata Kuraue. They are prepared to tackle backyard camping, summer coursework, and their ultimate goal of reaching the summit with the guidance of seasoned upperclassman Kaede Saitou and middle-schooler Kokona Aoba. This fearless squad is determined to tackle any incline or hurdle, no matter how steep. While traversing all around the country, the girls remain united by their shared passion for mountain climbing and forge new friendships. They exhibit unwavering resilience, successfully ascending lowly peaks as well as the highest ones. Through their triumphs and setbacks, they persistently press forward to conquer even more challenging elevations as a team!