Episodes
16
1 seasons
16 episodes · 1 seasons · 18.7 hours to binge
16
1 seasons
18.7 h
18h 40m
0 days
non-stop
8.3/10
685 votes
What's Wrong with Secretary Kim runs to 16 episodes across 1 seasons, at roughly 70 minutes each. Watching every episode back to back is 18.7 hours of pure run time — that's 0 days and 18 hours without a single break.
More realistically, at two episodes a night you'll finish in about 8 days. That's 2.3 full 8-hour work days of screen time. Use the planner below to pick your own pace and get an exact finish date.
18.7 h
Pure run time
8 days
At 2 episodes/day
70 min
Per episode
Day 8: 100% done (16 of 16 episodes)
16.0
on average
18.7 h
on average
1,120
0 days non-stop
At 18.7 hours, What's Wrong with Secretary Kim is longer than 38% of every series tracked here — making it a quick watch. Within the Comedy genre the average is 48.0 hours, so What's Wrong with Secretary Kim sits below that.
What's Wrong with Secretary Kim is very well rated at 8.3/10 from 685 votes. With 18.7 hours of total run time it's a few weeks of viewing — plan accordingly before you press play.
All 16 episodes of What's Wrong with Secretary Kim add up to 18.7 hours of pure run time — that's 0 days and 18 hours non-stop.
What's Wrong with Secretary Kim has 16 episodes across 1 seasons, averaging about 70 minutes per episode.
At 1 episode a day it takes 16 days, at 2 episodes a day 8 days, and at a marathon pace of 8 a day just 2 days.
What's Wrong with Secretary Kim is rated 8.3/10 from 685 votes. Budget 18.7 hours if you want to watch the whole thing.
Episodes, seasons, runtime (70 min/episode) and rating come directly from TMDB (as of 2/12/2026).
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