Investigator Xiaohua worked at a cabaret club for information gathering. Recently, illegal patch-type aphrodisiacs have been spreading, and to eradicate the criminal organization dealing in these aphrodisiacs, she made contact with a man who had information. To extract the information, she went to a hotel with the man, but he wouldn't talk at the crucial moment. Pretending it was a sobering-up pill, she got him to swallow a capsule-type transmitter and pinpointed the location of the organization.
