Twelve Nights[1] (Korean: 열두밤; RR: Yeoldubam) is a 2018 South Korean television series starring Han Seung-yeon and Shin Hyun-soo.

It is produced by and aired on Channel A's Fridays at 23:00 KST from October 12 to December 28, 2018.

[2][3] It tells the story of two people who spend twelve nights together over three trips in 2010, 2015 and 2018.

The first script reading took place early in June 2018 at Donga Digital Media Center in Sangam-dong, Seoul, South Korea.

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