In this sci-fi/fantasy survival thriller, the dangerous and deadly realm of the Otherside—where urban legends roam—calls to two women, both in search of something. As they set out to sate their curiosity and explore this other world, will the most earth-shattering thing they discover on the Otherside be their feelings for each other?

Winter has come, and Sorawo and Toriko go on a fun hot springs trip with Kozakura! But when Sorawo and Toriko bathe alone together, there’s a hint of danger in the air...

Meanwhile, the intrepid duo's preparations for a nighttime Otherside expedition are proceeding apace. However, a terrible threat from the past is quietly creeping closer, while Toriko seems to have something she needs to tell Sorawo.