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The lead stars also relayed their Chuseok greetings through handwritten notes. Lee Dong Wook wrote, "Catch the broadcast when it airs! Please~ Have a happy Chuseok!" Shin Se Kyung wrote, "Hope you have a happy Chuseok holiday! Please give 'Iron Man' a lot of love!"

The drama's rep stated, "As we await the premiere, the entire cast and staff are showing strong determination so we ask for a lot of interest."

For those who haven't heard what the drama is about, it's a fantasy-melo drama that portrays the love story of a bitter man named Joo Hong Bin (Lee Dong Wook) who carried feelings of resentment and revenge, and the warm, loving woman Son Se Dong (Shin Se Kyung) who always puts others first.

'Iron Man' is set to air following 'Joseon Gunman' on September 10 at 10 PM KST!