Mari and Humi learn from their mother that their father has dementia on his 70th birthday. They help prepare their mother for his farewell and prepare themselves for the emotions to follow.
Yuka Shibuya, a struggling actress, and Hatsue, a widowed chestnut farmer, meet a mysterious, bloodied man in the farm. The three end up living together during chestnut season and form a special bond while a miracle slowly unfolds.