Seventh Code by Kiyoshi Kurosawa

5.60

Akiko, a young woman, comes to Vladivostok to meet Matsunaga, a young businessman she has met in Tokyo only once. Akiko finally finds Matsunaga. However, he leaves her again, warning her not to trust strangers in a foreign country. She tries to follow him, but she is attacked by thugs and dumped on the outskirts of town.