A boy growing up during Japan’s postwar economic ascendancy comes to grips with the sudden death of his mother and the eventual passing of his blind, aging father.

A young woman guards the main exhibit of her family's London museum: The Emerald Coat, a garment which kills whomever dons it by permanently transporting them to another realm. The woman lives as a gatekeeper to death, wondering when she will fulfill what she believes to be her ultimate fate — putting the coat on herself, and leaving this world forever.