Snowy Mountain Dream!

 is the 10th episode of the Endro~! anime.

Summary
Caught in the middle of a blizzard on a snowy mountain, the girls try to keep themselves from falling asleep by talking about their dreams for the future. Upon discovering that a monster known as a Carta Eater has lulled the others into a deep sleep, Seira dives into their dreams in order to wake them up.