The South Korean couple, who met while filming the 2019 Netflix international hit drama series Crash Landing On You, are expecting their first baby together. Son, 40, revealed the joyful news in an Instagram post.

"Today I would like to share with you some cautious and happy news," the actress wrote, as translated from Korean to English. "A new life has come to us..🤗 I'm still stunned, but I'm living day by day feeling the changes in my body amidst worries and excitement."

"I'm so grateful, but I'm so careful that I haven't been able to tell the people around me yet. To the fans and those around us who will be waiting for this news as much as us, we deliver the news before it's too late," she continued. "We will protect the precious life that has come to us. I hope you all stay healthy by taking good care of the things you need to protect in your life..🙏Be happy💕."

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