hardness games are all the rage among Gen MZ. the nostalgic game of cops and robbers has been resurrected as a retro game for adults. We look at how the craze is fueled by the freedom of anonymity and the power of local community platforms like Carrot Market.

these days, young adults across the country are playing impromptu games of cops and robbers through online local communities. it's a new trend among Gen MZ, and here's how this retro play fadis fulfilling both childhood memories and the needs of today's generation.

what is longitudinal play?

if you've ever heard the word "longitude" and thought of the drama character Longitudeor the geographical term longitude, chances are you're not part of Generation MZ. the current trend of playinglongitude isa reference to the childhood game of cops and robbers. it's been exploding in popularity among young adults since late 2025, thanks to neighborhood meetupslike the online second-hand trading platform Carrot Market(now Carrot), and it's a game that's been resurrectedfrom childhood to adult play.

so how do you play cops and robbers? simply put, the thief team runs away first, and after 30 seconds, the police team gives chase. when the cops catch a thief, they are locked in a predetermined "jail" location, and can only be released again at the touch of another thief. the police team wins if they catch all the thieves within the time limit, and the thief team wins if even one of them stays until the end. The classic game of cops and thieves is back with us once again in the form of longitude.

why Gen MZ is obsessed with longitudinal games

but why is this retro game crazeamong Gen MZ? in one case, rapper Lee Young-jiposted on social media, "Who wants to play hardball?" and 100,000people responded. This anecdote alone shows just how hothardball is among Gen MZ. But why is this old-school game so popular among Gen MZ?

the liberating feeling of anonymity and loose relationships

for starters, there's the low relationship pressurethat characterizes the Gen MZ trend. at hard-core gatherings, people don't ask each other's names or backgrounds, instead focusing on running around in anonymity, reverting to childhood for a while. after playing with people you've never met before, you go back to your own lives, and it's this sense of releasefrom the hustle and bustle of society that makes it so appealing.

retro sensibilities and reminiscing

another reason isthe nostalgia factor. playing cops and robbers again, something we all did as kids, brings back a sense of childhood that we've lost, and for MZers who are used to the digital age, this analog sensibility is refreshing. while one-off gatherings such as flash mobs and Solitaire have been popular in the past, long-distance gatherings are different in that they are solely for the sake of play.

carrot Market and community-created play culture

the longitudinal play trend is in large part due to the influence of local community platform Carrot Market. originally known for its thrift store, the app now serves as a hub for the local community trend, connecting neighbors in their neighborhoods. Carrot Market requires neighborhood verification before posting, making it safe to meet strangers in your immediate area. plus, you can create neighborhood meetupsin real time and easily recruit participants, making it perfect for impromptu playdates like hardball.

carrot Market has a neighborhood life board for neighborhood communication and a meeting function for lightning meetings. It has also evolved into a neighborhood-based living platform byexpanding its service area to include Carrot Alba and Carrot Real Estate.

FAQs

Q1. What is the meaning of the word 'police'?
A. 'Longitude' is short for 'Cops and Robbers'. it has nothing to do with the longitude of the drama title or the geographical term longitude, but is a Generation MZ neologism for the childhood game of cops and robbers.

Q2. Do adults really play cops and robbers?
A. Yes. among young adults, cops and robbers is experiencing a resurgence in popularity as a retrogame. adults are enjoying it as a hobby group because it brings back memories of the past and allows them to socialize in an anonymous and relaxed way.

Q3. How do I join a caper playgroup?
A. You can join through the Carrot Market app's neighborhood life/gathering board orKakaoTalk open chat room. If you see a post like "I'm looking for people who want to play Kyunggi today," it will be recruited on a first-come, first-served basis, and it will close quickly, so if you are interested, it is recommended to check frequently and apply quickly.

Q4. What is the content of the 'Hardness' event organized by Youngji Lee?
A. Rapper Lee Young-ji recruited participants for the game through social media at the end of 2025, and received 100, 000applications. In response, Lee Young-ji, along with PD Na Young-seok, will select 100 people and hold a large-scale police and thief game event on January 19, 2026 in Seoul.

the bottom line

once considered a child's game, Kyunggihas been revived by the MZ generation and has become a new trend for community play. What do you think of this Kyunggi craze? Let us know in the comments if you find it refreshing to see people revisiting old games as adults.