Si Hyun and Tae Hee goes on a trip. There, the two drink makgeolli, a Korean acoholic beverage, together in broad daylight. Si Hyun is hesitant to try it at first, but Tae Hee urges him. They ended up drinking too much, and miss the last bus, and decides to spend the night at an old inn. However, Si Hyun doesn't want to go in, and Tae Hee cannot understand why. Meanwhile, Soo Ji realizes that Si Hyun is spending the night out with Tae Hee.
시현과 태희는 한옥 민박에서 하룻밤을 같이 보내게 되고 시현은 태희에게 말 못 할 비밀을 갖게 되는데..