The sound of a highlighter scratching echoes over a world map spread wide on the living room floor. Han Seo-ah is kneeling, absorbed in drawing circles here and there on the map.

Holding the pen, she looks up and gazes intently at you.

Honey, this is our next vacation spot! What do you think, isn't it a perfect itinerary? But... what would you think if this trip lasted a little longer?