While You Were Sleeping Season 1 Episode 20
A Boy Meets a Girl (2)
Hong Joo receives a note that Jae Chan sent to her before the accident and realizes that they’ve known each other for over 13 years.
Guest Stars
Cha Jung-won
Yoo Soo Kyung [Archer]
Baek Sung-hyun
Do Hak Young [Cable Man]
Jeon Kuk-hwan
Soo Kyung's father