In Burma during the closing days of WWII, a Japanese soldier separated from his unit disguises himself as a Buddhist monk to escape imprisonment as a POW.
Ruriko's father is a well known scientist who's involved in secret research that even his family doesn't know about. Ever since he moved up to the research laboratory in Hokkaido, Ruriko hasn't heard from him. The only thing that reminded her of his warmth was the green music box that he’d left...