1 Season
16 Episode
Romance Is a Bonus Book - Season 1 Episode 15 I Should Have Known If You Didn't Say Anything... (2019)
Eun-ho wants Dan-i to say he did the right thing, and tries to figure out who's behind a mysterious manuscript. But he isn't the only one investigating.
- Country : South Korea
- Genre : Comedy, Drama
- Studio : tvN
- Director :
- Cast : Lee Jong-suk, Lee Na-young, Jung Yoo-jin, Wi Ha-jun, Kim Tae-woo, Kim Yu-mi