Circle: 1x6
The Chairman
In part 1, While digging for clues, Woo Jin finds a picture of Professor Han and his dad standing in front of Eunsung Psychiatric Hospital. In part 2, Beom Gyun meets Dong Geon. From him, he hears that the person who gave the presentation about the calming care system in the past was in his twenties, and he suspects that the chairman may be Woo Jin.
1 - 1Crimeless City May. 22, 2017
1 - 2Memories May. 23, 2017
1 - 3I Don't Remember May. 29, 2017
1 - 4Beom Gyun May. 30, 2017
1 - 5The Blue Bird Jun. 05, 2017
1 - 6The Chairman Jun. 06, 2017
1 - 7Memories Jun. 12, 2017
1 - 8The Chairman of Human B Jun. 13, 2017
1 - 9Woo Jin Jun. 19, 2017
1 - 10The Supercomputer Jun. 20, 2017
1 - 11Is That You, Woo Jin? Jun. 26, 2017
1 - 12The Finale Jun. 27, 2017