Excitement pervades through a university preparing for the annual school festival. Meanwhile, a calm atmosphere hangs over the club room of the film studies group which does not really have an exhibition. But Sara, who dreamed there was something in the corner of the club room, finds an old cardboard box that morning.

Besides being an excellent showcase of Chiaki Mayumura's talents, this film is a brilliant melding of documentary and fiction.

梦想开咖啡店的OL春野藤（池田依来沙饰）在SNS上认识了以“少女建筑”为兴趣的中年建筑模型师植草千明（田口智朗饰）。从那开始，他们一起在知名建筑之间巡游。藤对千明独特的价值观产生了兴趣。人生经验丰富的千明所说的无心之言视角别具一格，打动了在工作和恋爱方面有着诸多烦恼的藤，使她充满勇气地继续前进