Popular young stage actor Katagiri suddenly quits his leading stage and disappears. He didn't say the reason so surrounding people confuse. Kiyoshi who admired Katagiri and was going to be on stage with him, follows after him and goes to his home Okinawa. There was a man who says he is Katagiri's brother, Katagiri's brother-in-law and a lady who says she is Katagiri's wife. 　　《シー・オープニング》的上映日期是2018-02-10(日本)。 《シー・オープニング》的别名有：Sea Opening。