日本統一３７ (2020)
The person Yuichi Kawatani, the president of the Kyowakai, was secretly meeting with was Mayumi Omiya. She is the daughter of Kazunari Omiya, head of the Mikami Group. Mayumi is being chased by the Chinese mafia who are looking for drugs, and Himuro Renji and Tamura Yuto stop them. However, Mayumi suddenly disappears...