Actress Kim So Yeon transformed into her "Iris" role Sunhwa on the set of SBS's epic drama "The Great Seer."

Kim So Yeon, who is the star of "The Great Seer," was having fun on set and trying to cheer up the crew during one of the waiting times and she dressed up in one of the costumes and appeared to be ready for a fight.

She plays Hae In, who is slightly quirky and yet bubbly, and she was re-enacting her character that she played on "Iris" in 2009. 

She showed off the moves that she had learned on the previous set and tried to make sure everyone was having a good time.

Internet users said, "Happy virus Kim So Yeon," "Iris in Costume? She's cute!" "Her acting is awesome!" "The Great Seer is great!"

"The Great Seer" airs every Wednesday and Thursday.