Filming in subjective camera, the author follows her Japanese mother on a trip to Japan in 2013. From Kôbe to the areas affected by the March 2011 tsunami and the house of writer Natsume Sôseki, we discover a poetic mother, and the complex relationship between the two. Gradually, emerges a portrait of two « in between » With the archive films shot In Japan by the grandfather between 1931 and 1940, the trans-generational question arises, with its connection to the disaster too. This travel through the country is also an initiation trip through time, an intimate confrontation with the impermanence of things, the Mujô.