Boku to, Bokura no Natsu

A secluded place in the rural mountains. Takao returns to the village where he grew up. However, this summer will be the last time, for a dam is being erected and is to submerge the entire valley.

For the first time in 3 years, Takao is to reunite with comrades from his former school. He remembers about a certain treasure they buried a long time ago.