Song Zhuowu fell into an encirclement, and finally Song Zhuowu, along with other people in the encirclement, were taken away by the Japanese.Song Zhuowu was taken to Unit 731, where he also met Tian Xiaojiang. At this time, Tian Xiaojiang had been tortured by the Japanese and was not like a human being, nor a ghost like a ghost.
Song Zhuowen discovered through investigation that even the Special Service Section had no news about where Zhuowu was taken.Xie Yue and Guan Kai's squad leader, Long, were also taken away by the Japanese that day.
The father of Classmate Long’s girlfriend Junko is a cadre of Unit 731, but even if Junko begs her father, she cannot save Classmate Long.Xie Yue and Guan Kai discovered the clues and informed Song Zhuowen. They began to follow Junzi secretly.