

The one who's been lying is you.
After a heart-fluttering date, Joonho, a heart surgeon with a perfect smile, and Jisun, a free-spirited teacher-librarian, share a special night. The next day, they meet at a police station with completely different memories. A shocking polygraph result turns their lives upside down.
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Oh Dong-min
Park Joong-hyeon

Kang Ji-yong
Min Hyeon-soo

Jung Ji-woo
Joo Eun-hye

Jung Seung-kil
Jang Doo-il

Kim Bit
K-pop Emperor Hwang Woo-seong

Im Sung-jae
Park Seok-gu

Yoo Ha-yeon
Kim So-yeon

Jang In-sub
Choi Chan-soo

Sean Cho
Surfing coach

Yoo In
Ward nurse Yoon-ji
1 season available

Joonho and Jisun share a special night after their first date. The next day, everything changes.

Joonho and Jisun remember the night differently. A polygraph points to an unexpected person.

Joonho clears his name. Jisun finds a suspicious bottle at his home, but suspicion turns on her.

Jisun pursues the truth while Joonho resumes his life. One night, they cross paths with Hwayoung.

Main Teaser [Subtitled]
Teaser · YouTube
1st Teaser [Subtitled]
Teaser · YouTube