13 timestamped notes explaining the Korean cultural context in this episode — customs, idioms, food, honorifics, and history, at the moment each appears on screen. These notes discuss events across the whole episode. To see them revealed scene-by-scene as you watch, use the episode page to find an airing.
촉법소년 (chongbeop-sonyeon) refers to children aged 10–13 who cannot be criminally prosecuted under Korean law, no matter how serious their act. The character is pointing out that she would face no real legal consequences for attacking her stepfather, while her mother would be arrested. This loophole is a major public debate in Korea.
The phrase roughly means 'even a ghost who died on a full stomach looks good' — the Korean equivalent of 'at least enjoy it before it kills you.' It's a very common, darkly comic way of justifying a small indulgence when you've already been told something is bad for you.
바둑 (baduk) is the Korean word for the board game Go. In Korea it carries a quiet prestige — studying it is seen as building patience, strategic intelligence, and character. These two characters bonded over baduk tutoring sessions, which is why the goodbye feels so loaded: the game was their entire relationship.
Korean car navigation systems announce arrival with a fixed phrase very close to what the character quotes here — the GPS voice is so familiar to Korean ears that using it as a metaphor for 'your life was already decided the moment you were born' lands instantly. He was born into a hospital-owning family, so his destination was set before he could choose it.
난동 (nan-dong) literally means 'warm winter' — a meteorological term for a winter that is milder than historical averages. Korean weather forecasters use it to describe the phenomenon. The character uses it as a bitter double meaning: those who are comfortable inside have no idea how cold it still is for everyone else outside.
Membership at prestigious Korean golf clubs (CC, 컨트리클럽) is extremely exclusive and expensive — memberships can cost tens of millions of won and are sometimes inherited. The requirement of four existing members to sponsor a new applicant is real practice at top clubs, making it as much a social gatekeeping ritual as a sporting one.
Casual money wagers on baduk games — called 내기 (naegi) — are common among older Korean men who play at 기원 (gi-won), dedicated baduk parlors open day and night. Losing even a small bet like 20,000 won per game is a real point of pride; winning repeatedly against a regular is a serious social achievement.
The curtain separating economy from business class is a well-known symbol of class division in Korean pop culture. The character is using it to tell someone bluntly that they are permanently on the wrong side of a social barrier — and that no amount of effort will change it. It's a cruel but recognisable metaphor in a society very conscious of inherited wealth.
발기부전 치료제 (erectile dysfunction medication) — drugs like Viagra or its Korean generics — are widely prescribed and recognisable by their box design. The character spotted the box and used it to deduce that the driver is likely an older man rather than a woman, showing how casually sharp her observation skills are.
Earlier rumours in the story described classmate Yoon So-hee as having died by suicide after transferring schools — a tragic outcome sometimes linked in Korean schools to bullying-driven isolation. The character now explicitly corrects that: she says the fall from this building was not suicide. This reframes So-hee as a victim of violence, not self-harm, and is the core evidence Dong-eun is offering.
In Korea, 근로소득세 (salary income tax) is automatically withheld by employers from wage workers, while 종합소득세 (comprehensive income tax) is filed separately by freelancers, business owners, and investors. Saying 'you're a salary-tax person, you wouldn't understand my world' is a snobbish way of claiming a higher economic tier — the character is bragging about not being an ordinary employee.
In South Korea, public school teacher assignments — including which school, which grade, and which class — are controlled by the regional education office. Getting a specific posting (here: 1st grade, class 2 at a particular school) normally requires going through official channels. Dong-eun is blackmailing the chairman to bypass that entire system and place her exactly where she needs to be.
동문회 (dongmunhoe) alumni associations at Korean middle and high schools are active social organisations that hold annual ceremonies, give awards to distinguished graduates, and expect attendance. Receiving such an award is a mark of community prestige — which makes Dong-eun choosing this exact public moment to confront Park Yeon-jin especially deliberate and devastating.