Watch the Dimple Challenge of Shin Min-a and Kim Seon-ho

Hometown Cha-cha-cha's finale comes next week and we can't get enough of Shin Min-a and Kim Seon-ho's sweetness in the popular Korean romcom.

The on-screen couple went to read fans' messages and for a challenge, they will try NOT to give a smile and show their dimples. Seon-ho and Min-a put a game face at first and once one fails, a point will be deducted from their scores. Watch the kilig video below and find out who gets punished at the end of the game.