The family vacation fell short of what Airi Akizuki had imagined. Her stepdad, Kouzou Akizuki, chose to whisk her away for a weekend at a ski lodge—after all, nothing unites relatives like breaking a sweat beneath the frosty sky.
Yet it quickly became clear that Airi was not the most adept skier. As the wind stirs and a blizzard threatens on the horizon, the duo is stranded in a cold cavern. Their body heat drains at an alarming rate, but one pastime will surely keep them toasty.