This is the fourth and last short story in the series of “The Tiny Barn Mouse.” Snow goes on all types of adventures. In this story Snow tried to tell her sister no. But she loves her sister very much so she and Jasper head into new territory. Danger lurks behind every leaf it seems. The adventure in “Sunset Mountain” has a totally different ending. The escapade in “Sunset Mountain an Adventure of The Tiny Barn Mouse” concludes with a surprise.