Merely Known as Something Else tells the story of a man who disappeared one day and the three women entangled with him for different reasons, presented with meticulous emotion and a unique format.

Horim, who is studying in London, watches a video of a strange woman on a camcorder she accidentally picked up. A few days later, she meets her ex-boyfriend Dong-hwan, his current girlfriend Kyungseo, and Yiwon, Kyungseo’s friend and the woman who appears on the video in the camcorder she picked up.

Two friends have recently broken up with their lovers. While taking a walk in a forest in Seoul, they find a bag on a bench. After some time, they travel to Gangwon-do to have their fortunes read. Someone appears out of the blue and yells that the bag is hers.