The subject of the program is an anecdote in which when FUJIWARA no Moronaga was parting for Southern Sung Dynasty to pursue music, he was stopped by the spirit of Emperor Murakami in Suma Bay, Settsu Province.
藤原師長が音楽を志して南宋に旅立つ途中、摂津国須磨の浦で村上天皇の霊に押し止められたという逸話が題材となっている。