Yoo Yeon Seok and Son Ho Joon showed locality to director Sin Won Ho whom they’ve previously worked with on “Reply 1994.”

Both actors; who are known to be close friends; have visited the set with a coffee truck back on December 22. They snapped photos with the director and handed out coffee themselves.

On December 28, King Kong Entertainment (Yoo Yeon Seok agency) released the photos to the public. In one photo, Yoo Yeon Seok and Son Ho Joon can be seen smiling next to actor Park Hae Soo, who is the main lead of the drama “Prison Playbook.”

The cast and crew were said to have enjoyed the coffee and appreciated both actors good gesture.