Yumi, a married woman who travels all over the country as a truck driver. Today, she runs through her favorite car to deliver her luggage requested by her acquaintance. However, along the way, she finds a strange young man sneaking into the cargo bed... A young man who calls himself Shinji says that he left home to meet her long-lost mother. Yumi, who is weak in Naniwabushi, willingly allows her to share a ride. Yumi takes a short nap late at night. Hungry for her mother's affection, Shinji begins to grope Yumi's sleeping body...
