The story of an ordinary office worker becoming one of the Four Kings in another world.
unknown
Siblings before the infiltration
Ryusei Ryo, Rika Yagi, Harumi Suhama, Nayu Fujizaki, Reika Kakihara, Daiki Watanabe, Masaru Suwa, Ryouka Minatsu, Shuhei Handa, Tetsuya Tsurugiya, Riin Takahashi
Infiltration of the Special Fraud Investigation Officers, Sibling Duo
Ryusei Ryo, Yagi Rikako, Oikawa Mitsuhiro, Kamio Yu, Nagao Junko, Ueshina Kumi, Handa Shuhei, Naoih, Fernandez
Zhang Kairi, Wang Lanying, Xu Zhitian, Yue Hong, Kou Qiaoling, Cai Ying, Chi Yanli, Chi Sujing, Zhang Yue, Li Jiufang, Jiang Dailin, Du Yulu, Wang Dong, Ding Wei.
Rafael Tiri, Emmanuel Deff, Marie-Christine Oury, Mireille, Pitot, Alexis, Louis, Lucas, Vincent, Thomas, Cesare Capitani, Zoran Bukerma, Ludovic Bukerma, Natasha Kashman
Wang Li Danno, Chen Jingyi, Pan Chunchun, Han Xuewei, Zhao Jingyi, Yu Zhiqing, Xu Huan, Li Hongtao
Fuji Temple Meituo, Shimabukuro Miyuri, Kazuizumi Fuka, Chiba Shoya, Yamashita Seichiro, Anno Kiseno, Sakama Master, Yusa Hikasa Yoko
Supha Sanvorawon, Zagrapha Gopanpeng, Pichepeng Jiradaisakun, Rapipen Supatinikidcha, Tana Danjesada, Chaiyatong Dairadanaburadi, Yongvalay Anibare, Samantha Melanie Coz, Nataareicha Brapachidi, Leo Sose, Satab Radeck.
Li Huily, Zheng Xiubin, Jiang Huiyuan, Wu Youli, Choi Yong-jae, Kim Tai-hun, Liu Zhenglai