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Appearances
IRIS
Guest cast, played by Yoon Joo Sang
- Episode 1x02: Episode 2 (Oct 15, 2009)
- Episode 1x05: Episode 5 (Oct 28, 2009)
- Episode 1x06: Episode 6 (Oct 29, 2009)
- Episode 1x08: Episode 8 (Nov 5, 2009)
- Episode 1x09: Episode 9 (Nov 11, 2009)
- Episode 1x10: Episode 10 (Nov 12, 2009)
- Episode 1x11: Episode 11 (Nov 18, 2009)
- Episode 1x12: Episode 12 (Nov 19, 2009)
- Episode 1x13: Episode 13 (Nov 25, 2009)
- Episode 1x14: Episode 14 (Nov 26, 2009)
- Episode 1x15: Episode 15 (Dec 2, 2009)
- Episode 1x17: Episode 17 (Dec 9, 2009)
- Episode 1x18: Episode 18 (Dec 10, 2009)
- Episode 1x19: Episode 19 (Dec 16, 2009)
- Episode 1x20: Episode 20 (Dec 17, 2009)
- Episode 2x01: Episode 1 (Feb 13, 2013)
- Episode 2x02: Episode 2 (Feb 14, 2013)
- Episode 2x04: Episode 4 (Feb 21, 2013)
- Episode 2x05: Episode 5 (Feb 27, 2013)
- Episode 2x06: Episode 6 (Feb 28, 2013)
- Episode 2x07: Episode 7 (Mar 6, 2013)
- Episode 2x08: Episode 8 (Mar 7, 2013)
- Episode 2x09: Episode 9 (Mar 13, 2013)
- Episode 2x10: Episode 10 (Mar 14, 2013)
- Episode 2x11: Episode 11 (Mar 20, 2013)
- Episode 2x12: Episode 12 (Mar 21, 2013)
- Episode 2x13: Episode 13 (Mar 27, 2013)
- Episode 2x14: Episode 14 (Mar 28, 2013)
- Episode 2x15: Episode 15 (Apr 3, 2013)
- Episode 2x16: Episode 16 (Apr 4, 2013)
- Episode 2x19: Episode 19 (Apr 17, 2013)
- Episode 2x20: Episode 20 (Apr 18, 2013)