The story follows two friends from the J University mountaineering club, Asai (浅井) and Ishikura (石倉), who are hiking the 3,200-meter peak of Mount Obari.

Opportunely, Asai spots a nearby lodge and carries Ishikura there, ensuring their survival while they wait for help.

[8] In March 2024, Kodansha USA announced that they had licensed the manga for print release, with the volume published on December 17 of the same year.

[9][10] In January 2024, it was announced that the manga would receive a live-action film adaptation, which premiered on May 31 of the same year.

[18] Ettore Gabrielli from Lo Spazio Bianco praised the series for its atmosphere and the tension between the main characters, commending as well Kawaguchi's artwork, recommending it to thriller fans.