Gyu-Heon goes on a vacation with his girlfriend, Da-Eun, to a guest house hidden in the countryside. However, from the moment they encounter the owner of the guest house upon their arrival, everything starts to fall apart. As horrible events start to unfold along with dreadful encounters, they continue to fall deeper into the darkest pit of hell... It’s time to put an end to everything.

(Source: WEBTOONS, edited)