Ahead of the disbandment of Saint Force, Red Force = Mao is extremely busy as a special squad leader. What awaited her when she returned from the expedition for the first time in a month was a confession of love from a colleague who was close to her. However, while he was fitted with a shining ring and a hot meat stick and violated his own first unit regulations, he was asked to investigate the site of the machine empire. ［BAD END］