I Really Want to Sleep with You - S1.E17

Si Hyun and Tae Hee go on a trip. There, the two drink makgeolli, a Korean al-coholic beverage, together in broad daylight. Si Hyun is hesitant to try it at first, but Tae Hee urges him. They end up drinking too much, miss the last bus, and decide 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.