SEOUL, Nov. 20 -- K-drama power couple Kim Woo-bin and Shin Min-a are officially getting married - and fans couldn't be more thrilled.

After 10 years together, the pair will say "I do" in a private ceremony in Seoul on December 20, their agency AM Entertainment confirmed, according to Korea JoongAng Daily.

"The two have promised to become partners for life because of the deep level of trust that they have built over their long years of relationship," the agency said, noting that only close friends and family will attend.

The agency also thanked fans for their unwavering love and pledged its continued support for the actors' careers.

Kim broke the news to his fans in a handwritten letter shared with his online community, saying he want...