After the unfortunate death of his husband, a man moves in with his partner's twin brother, who lives with his daughter. Through their days together, they realize the true meaning of being a family.

After his estranged twin Ryoji's unexpected death, Yaichi is thrown for another loop when his brother's husband from Canada, Mike Flanagan, comes for a visit. His daughter Kana takes to her new Canadian uncle with enthusiasm and innocent curiosity, forcing Yaichi to confront societal issues and his own internalised homophobia as he learns to accept his brother-in-law.