Jeong Yi-hyun, a professor of biology, visits Gyeryong Mountain, the hometown of teaching assistant Kim Geum, to celebrate Chuseok.

Ok-nam comes to Seoul and gets a job as a barista; Yi-hyun visits her coffee truck with Kim-Kim.

While Yi-hyun is confused by the unexplainable chain of events, he starts eyeing Ok-nam.

Yi-hyun comes to Ok-nam's on the back of Jum-soon and wakes up to find a tiger sleeping next to him.

Kim-Kim takes care of Ok-nam, who recalls the fairy world and suffers from Divine Pain overnight.

Memories related to Ok-nam return to Yi-hyun; Ok-nam goes shopping with Kim-Kim.