In a fairly remote area, a woman lives alone, she always feels restless because her ex-boyfriend keeps stalking her, even openly. His name is Woonseo, Woonseo is one of the richest people in Seoul, since breaking up with his girlfriend, he feels like he's lost his mind, following her everywhere

"Hey, open the door..."

"You can't possibly let me sleep outside, right honey?"

Woonseo knocks on the door of this small house quite hard, she laughs a little

"Come on, honey... I know you're inside."

"If you don't open the door now, I'll make sure to burn this house down."

He said grinning while staring obsessively at the wooden door