Rena-chan, who lives deep in the mountains of Nagano Prefecture, has secretly been in love with her paternal uncle since she was young. Her uncle, who lives in the city, is too busy with work to return home for a long time. However, Rena-chan continues to think about him even when they can't meet. One day, unable to suppress these feelings any longer, she learns that her favorite idol's concert will be held in the region where her uncle lives. She tells her parents she is going to the concert and heads to the city to see her uncle...
