One summer day, temp worker Naoko takes the afternoon off to visit her mother. On the way, she learns her younger brother was in a traffic accident and urgently needs money. Arriving at a park, Naoko notices an envelope filled with cash lying next to a man resting on a bench...

One summer day, temp worker Naoko takes the afternoon off to visit her mother. On the way, she learns her younger brother was in a traffic accident and urgently needs money. Arriving at a park, Naoko notices an envelope filled with cash lying next to a man resting on a bench...