[Spoiler] "My Daughter Seo-yeong" Park Hae-jin shocked at Park Jeong-ah

Park Hae-jinfound out the truth aboutPark Jeong-ah.

On the eighteenth episode of the KBS 2TV weekend drama, "My Daughter Seo-yeong", Sang-woo (Park Hae-jin) was shocked at the fact that Mi-kyeong (Park Jeong-ah) and Woo-jae (Lee Sang-yoon) were siblings. 

Mi-kyeong asked to meet her boyfriend Sang-woo with a text message saying, "I can't put this off anymore. Don't be surprised at what I have to say". She asked her brother Woo-jae to come out together and help her explain it to him incase he didn't understand why she kept the truth about who she was from him all this time.

Sang-woo was on his way to meet Mi-kyeong when he saw Woo-jae at where they were supposed to meet and followed him knowing that he was his twin sister Seo-yeong's (Lee Bo-yeong) husband.

Meanwhile, Mi-kyeong called Woo-jae and told him that Sang-woo hadn't arrived yet. Woo-jae said, "Does my sister like someone who isn't punctual? I'll be next door eating so you do well and Kang Mi-kyeong,, you tell him who you really are".

Sang-woo couldn't help but be shocked at the name he mentioned and he realized that she was Woo-jae's sister.