Cinderella at 2AM Season 1 Episode 1
Goodbye, Seo Ju-won
After dating Ju-won for a year and a half without knowing he was the youngest son of the AL Group family, Yoon-seo decides to break up with him at his mother's request while accepting her money. As promised, she attempts to break up with him by making him gradually resent her. However, she gets drunk and unknowingly calls him to break up.
Guest Stars

Yoon Seo-hyun
Marketing Team Leader

Kim Min-che
Restaurant Owner