Kogoro was planning to spend the night drinking with a friend he hasn't seen in over 10 years, but because of an urgent business his friend had to return to his orffice... On his way home from the lonely train ride, Kogoro meets a regular customer of Poaro Coffee Shop, Sachiko Shimamura. With that, Kogoro accepts an invitation to go driving with Sachiko, intent on having a good time. But when the drive is over, and Kogoro escorts Sachiko to her room, the happy feeling is suddenly swept away...