100 Days of Lies (Korean title: 100일의 거짓말; Japanese title: 100日の嘘) is tvN's 20th-anniversary special: a spy romance set at the Japanese Government-General of Korea. It premiered on October 10, 2026 and streams on Netflix with new episodes every Saturday and Sunday (16 episodes; the finale is planned for November 29).
📺 Drama Info
| 📺 Broadcaster | tvN (Sat–Sun, 21:20 KST) |
| 📱 Streaming | Netflix — new episodes every Saturday and Sunday (the finale is planned for November 29; this may change) |
| 📅 Premiere | October 10, 2026 (16 episodes) |
| 🎭 Genre | Romance / action / spy |
| 🌟 Starring | Kim Yoo-jung, Jinyoung (GOT7), Lee Mu-saeng, Jin Seon-kyu |
| 🎥 Director | Yoo In-sik (known for the Dr. Romantic series) |
🕵️ Plot
Spies infiltrate the Japanese Government-General of Korea, the center of colonial rule, in a tense intelligence war — and some risk their lives for independence and for love. A pickpocket, the best in Gyeongseong, disguises herself as an interpreter intern and infiltrates the Government-General. There she meets the adopted son of the Director-General of Political Affairs, a newly appointed interpreter — and a dangerous, thrilling romance begins.
🌟 Main Cast
Kim Yoo-jung (김유정) — the heroine, Gyeongseong's best pickpocket, who infiltrates the Government-General in disguise. A child actor turned versatile actress, she takes on the challenge of a spy disguised as a man.
Jinyoung (GOT7) — the adopted son of the Director-General of Political Affairs and a newly appointed interpreter. This is a reunion with Kim Yoo-jung after about ten years.
Lee Mu-saeng — a key figure in the tense relationships inside the Government-General.
Jin Seon-kyu — makes a strong impression in tense scenes set at a train station.
📱 Where to Watch
Netflix — streaming since October 10, 2026, with new episodes on Saturdays and Sundays. We could not confirm the exact release time in Japan; please check the Netflix page. In Korea the drama airs on tvN on Saturdays and Sundays at 21:20.
❓ Frequently Asked Questions
When did 100 Days of Lies start?
On October 10, 2026, both on tvN in Korea and on Netflix in Japan.
What days do new episodes release?
Every Saturday and Sunday.
What time do new episodes release on Netflix?
We could not confirm the release time for Japan. In Korea, tvN airs it at 21:20 KST on Saturdays and Sundays. Please check the Netflix page.
How many episodes does 100 Days of Lies have?
16 episodes.
When is the finale?
It is planned for November 29, 2026, but the schedule may change.
Who stars in 100 Days of Lies?
Kim Yoo-jung and Jinyoung (GOT7), with Lee Mu-saeng and Jin Seon-kyu.
🔥 Soonho's Take
A tense intelligence war and a risky romance between two people hiding their identities. With 16 episodes, there is a lot to follow — we are curious how the story develops.
🎬 Infiltration Teaser (TVING official)
The "infiltration teaser" released by TVING, titled "Gyeongseong's best pickpocket Kim Yoo-jung becomes a spy". It shows the tense opening of the spy romance. Korean audio, no subtitles. The description is ours.
Based on public information as of November 2026. Release dates and the finale date may change.