An Eroge Visual Novel, of the Utsuge variety, that happens in a post-apocalyptic world covered in snow. It tells the tale of the survivors of the event, focusing on the stories of 6 characters: * Amako Tsukasa, the main character. * Yasaka Aroe, a lovely, autistic girl. * Tanomura, an older man acting as the group leader. * Kuwagata Takuma, an Otaku. * Kawase Hibari, a nearly stereotypical Tsundere. * Sasaki Yuka, the Team Mom.