Filming began on April 27, 2012. First day of filming took place at Eunpyeong Fire Station, Seodaemun-gu, Seoul. Filming will also take place on Jeonju Island and Busan City.
Filming finished September 6, 2012. The last scene filmed, which took place on the main street of Gangnam, Seoul, involved main characters Kang-Il (Ko Soo) and Mi-Soo (Han Hyo-Joo) realizing how they feel about each other.