Sungyeol becomes an unwed mother after being betrayed by the man he loves but he is still determined to live his life.Sungyeol became pregnant with Kris's child but Kris didn't want the child.He told Sungyeol to get an abortion but he was unable to do so.

His Friend Kim Sungyu and Lee Sungjong died in a car accident.Sungyeol was also in the car with them but he survived.Sungjong was Sunggyu boyfriend but due to some misinterpretations, the Kim family thought that Sungyeol was Sunggyu boyfriend and was pregnant with Sunggyu.

Sungyeol moved into the Kim's house to escape his difficulties. He let the family believe that it was Sunggyu's child.

Kim Myungsoo is Sunggyu's younger brother and falls for Sungyeol

What happens when the Kim family finds out that Sungyeol lied about the baby being Sunggyu ?

How....How will Myungsoo feel towards Sungyeol ????