Michelle Topham 
Ratings for Episode 16 of Undercover Miss Hong fall slightly – but still superb
tvN drama Undercover Miss Hong, Episode 16 ended the K-drama’s run on Sunday night with excellent ratings.
Ratings that were not quite as high as those for Episode 15 on Saturday, but that was to be expected with the higher levels of competition on Sunday evenings.
That being said, Undercover Miss Hong, Episode 16 still grabbed a very high 12.36 percent of the nationwide rating, which is only slightly down from the Korean drama’s record high viewership of 13.12 percent on Saturday.
The K-drama also performed exceptionally well with metro audiences where it garnered an even higher 12.96 percent of the audience – only slightly down from the 13.95 percent it earned on Saturday.
Both ratings also meant Undercover Miss Hong, Episode 16 was the #1 most-watched show in its time slot as well.
In other words, Undercover Miss Hong went out on a bang and not a whimper. Right?
Production details for the tvN drama
The tvN drama is directed by Park Seon Ho (Brewing Love and Business Proposal), and is written by Moon Hyun Kyung (Into the Ring).
It stars Park Shin Hye, Go Kyung Pyo, Ha Yoon Kyung, and Cho Han Gyeol.
The Korean drama aired from January 17th, 2026 to March 8th of the same year, and earned an average rating per episode of 7.25 percent of the ratings nationwide, and 8.78 percent in Seoul.
That’s an exceptionally good average rating, and places Undercover Miss Hong as one of the most popular tvN dramas of 2026 so far.
You can watch all 16 episodes of the K-drama now on Netflix.
About the Author
Rachel M. Reeves 