Nagasaki in 1986. Young friends Hisada and Takemoto decide to go to Boomerang Island to "see the dolphins". The friendship between the two deepens as a result of this adventure.

Based on a book by writer - director Miwa Nishikawa, a recently widowed writer whose wife died in a bus crash comes to terms with his grief,or lack of it, in caring for the children of a working man who also lost his wife in the same...