Actor Song Kang, "I know but he is very handsome."

Korean actor Song Kang excited the fans with the "unbreakable wall" visual.

On the 18th, Song Kang posted a photo on his Instagram with the comment "I know."

Song Kang boasted of his cuteness, with his neck lightly bent to the side. The relaxed atmosphere of Song Kang, who sits in the car, has a visual that fits the qualifier "popular youth actor."

Internet users who saw this responded, "I know it, but he's too handsome," and "I can't keep my mouth shut."

Song Kang is playing the mail role as Park Jeon in the channel JTBC Saturday special "I know it".