Jo Hyang Sook is Tae Joon and Ji Hyun's mother.
Appearances
Going to You at a Speed of 493 km
Guest cast, played by Lee Ji Hyun
- Episode 1x05: Episode 5 (May 4, 2022)
- Episode 1x06: Episode 6 (May 5, 2022)
- Episode 1x08: Episode 8 (May 12, 2022)
- Episode 1x09: Episode 9 (May 18, 2022)
- Episode 1x10: Episode 10 (May 19, 2022)
- Episode 1x11: Episode 11 (May 25, 2022)
- Episode 1x12: Episode 12 (May 26, 2022)
- Episode 1x13: Episode 13 (Jun 1, 2022)
- Episode 1x15: Episode 15 (Jun 8, 2022)
- Episode 1x16: Episode 16 (Jun 9, 2022)