A teaser was recently released for tvN's upcoming reality show "Newlywed Diary" ("The Love Birds: Year One") starring actress Gu Hye Sun and her husband Ahn Jae Hyun. The clip revealed what the two thought of each other when they first met.

According to Allkpop, Gu Hye Sun revealed in the teaser that her first impression was that she had no reason to dislike it when a good looking guy is looking at her. The teaser also revealed that Ahn Jae Hyun felt his eyes turn into hearts and did not realize that he was already next to her.

The two stars first met each other during the filming of KBS2 Korean drama "Blood". The TV series ran from February to April of 2015 where Gu Hye Sun played Yoo Ri-Ta, physician and niece of the chairman of the hospital and Ahn Jae Hyun played Park Ji Sang, a doctor specializing in hepato-pancreato-biliary surgery who also turns out to be a vampire.

News broke out last year of the two dating when the two were spotted together. It was revealed then that the two have been in a relationship for about a year when the news broke out. The two confirmed their relationship and few months after revealed that they were to be wed on May 21, 2017.

According to Soompi, the two stars have agreed to reveal their newlywed life through the new show "Newlywed Diary" produced by (PD) Na Young Suk. Na Young Suk is well known to have produced hit shows such as "2 Days & 1 Night", "Three Meals A Day", "Friends Over Flowers" and much more.

Ahn Jae Hyun and (PD) Na Young Suk first worked with each other through season two of the tvN program "New Journey To The West" where cast members Kang Ho Dong, Eun Ji Won, Lee Su-Geun and Ahn Jae Hyun traveled to China in search of the dragon ball. In the second season of the show, Ahn Jae Hyun replaced cast member Lee Seung Gi as the actor was set to serve in the military during this time. The show is scheduled to air its first episode on February 3 at 9:20 PM KST.