Seventh Code

After Akiko gets to know a man named Matsunaga in Tokyo who travels to Vladivostok, Russia she decides to follow him. However, when they’re reunited, he doesn’t seem to remember her. He simply implores her not to trust anyone in a foreign country and then disappears. While attempting to find him again, Akiko is abducted by the mafia and dumped out in a suburban wasteland with no money.