1 - Episode 01
A math genius gets recruited by Chinese spy agency to crack a complex coded message in the early republican era.
Season 1
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Episodes
2 - Episode 2
3 - Episode 3
4 - Episode 4
5 - Episode 5
6 - Episode 6
7 - Episode 7
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
21 - Episode 21
22 - Episode 22
23 - Episode 23
24 - Episode 24
25 - Episode 25
26 - Episode 26
27 - Episode 27
28 - Episode 28
29 - Episode 29
30 - Episode 30
31 - Episode 31
32 - Episode 32
33 - Episode 33
34 - Episode 34
35 - Episode 35
36 - Episode 36
37 - Episode 37
38 - Episode 38
39 - Episode 39
40 - Episode 40
41 - Episode 41
42 - Episode 42
43 - Episode 43