

A haunting look at the horrors of Unit 731’s biological warfare, reflecting on history’s wounds and urging a hope for lasting peace.
Jiangsu Television, Youku

1. Episode 1
A routine delivery in 1940 Harbin turns violent when Tong Changfu is ambushed, marking the beginning of a brutal chain of events under occupation.

2. Episode 2
Arakawa Ryohei answers a mysterious recruitment call, setting him on a path that draws him deeper into Japan’s colonial and military machinery.

3. Episode 3
A propaganda film screening elevates Kojima Yukio’s status, unknowingly pulling him closer to the dark truths hidden behind official praise.

4. Episode 4
Missing lab rats and dying horses expose the first cracks in a secret biological experiment spiraling out of control.

5. Episode 5
Yulan is seized during an inspection, triggering a daring act of resistance that disrupts the Japanese forces’ plans.

6. Episode 6
As Japan’s defeat nears, a frantic effort begins to destroy all traces of forbidden biological warfare.

7. Episode 7
Hidden truths collide as rescue plans fail, and Chiyoko’s tragic fate reveals the full horror behind the conspiracy.

8. Episode 8

9. Episode 9

10. Episode 10

11. Episode 11

12. Episode 12

13. Episode 13

14. Episode 14

15. Episode 15

16. Episode 16

17. Episode 17

18. Episode 18

19. Episode 19

20. Episode 20

Jiang Qilin
Tong Changfu

Zhang Yu
Chen Ruping / Ryohei Arakawa

Yin Zheng
Kojima Yukio

Lan Xiya
Tong Yulan

Han Jing
Xu Guifen