Mari Hongtian (Nao) investigates Sri Lankans for stealing bicycle batteries.On the other hand, Iiyama, Sakano, and Arikino (played by Matsuda Ryuhei) of the International Search Department of the Higashishijuku Department began to look for the core Japanese violence by exposing a huge number of transnational foreigners.The hiding place of Ando, ​​a member of the group.Hongtian was looking for the person who stole the battery, but he accidentally found Ando himself without knowing its origin.Arikino ran towards Hongtian, who was in crisis.