“Are you going to see… him today?”

“Is that even a question? Of course I’m going.”

Park Eunah gets trapped in an elevator with Kim Minseok, a person who she never thought she wanted to understand or wanted to be understood by. It just so happens to be on the one day of the year that she is always the most sensitive on. What happens while the two are in the elevator together, and what changes when they come out?