One day, a foreigner suddenly came to visit Yaichi Origuchi (played by Ryota Sato) who raised a daughter of a primary school student alone. He turned out to be the husband of Yaichi\’s twin brother Ryoji. The younger brother moved to Canada, so the brothers rarely meet. Ryoji has already passed away. Now, his husband Mark (played by Rudo) has come to Japan to find Miichi and start a wonderful story. . .