Aramaki attends the funeral of an old war buddy, and is greeted by his departed friend's daughter. She tells him that her brother is acting very strangely, and she fears that he may be up to something illegal. Aramaki sympathizes, but says there's nothing he can do legally. Later, Section 9 is assigned the task of protecting the Chinese Foreign Minister from being assassinated. And when they start searching for suspects, the son of Aramaki's friend is at the top of the list!