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Title: 해피니스 / Happiness
Genre: Action, Thriller, Fantasy
Episodes: 12
Broadcast network: tvN
Broadcast period: 2021-Nov-05 to 2021-Dec-11
Air time: Friday & Saturday 22:50


It takes place in a time in which infectious diseases have become the new normal. In a newly constructed apartment in a large city where the higher floors are up for general sales and the lower floors are rented out, the series depicts the subtle psychological battle and the class discrimination that occurs. The city hits rock bottom when an impending apocalypse hits in the form of a new type of infectious disease in which people suffer from unabated thirst.


Main Cast

Han Hyo Joo as Yoon Sae Bom
Park Hyung Sik as Jung Yi Hyun
Jo Woo Jin as Han Tae Seok

Supporting Cast

Lee Joon Hyuk as Kim Jung Kook
Park Joo Hee as Lee Ji Soo
Baek Hyun Jin as Oh Joo Hyeong
Lee Ji Ha as Ji Moon Hee
Park Hyung Soo as Kook Hae Sung
Han Da Sol as Bo Ram
Park Hee Von as Na Hyun Kyung
Moon Ye Won as Woo Sang Hee
Kim Young Woong as Ko Se Kyu
Na Chul (나철) as Na Soo Min
Cha Soon Bae as Sun Woo Chang
Lee Joo Seung as Andrew
Han Joon Woo as Kim Se Hun
Kang Han Saem as Kim Dong Hyun
Bae Hae Sun as Oh Yeon Ok
Seo Hyun Chul as Jung Yi Hyun’s father
Jeong Jae Eun as Jung Yi Hyun’s mother
Hong Soon Chang


Lee Kyu Hyung

Production Credits

Production Company: Studio Dragon
Director: Ahn Gil Ho
ScriptWriter: Han Sang Woon

Episode Ratings

Date Episode AGB TNmS
2021-11-05 1 3.300 -
2021-11-06 2 3.196 -
2021-11-12 3 3.574 -
2021-11-13 4 3.324 -
2021-11-19 5 3.542 -
2021-11-20 6 3.084 -
2021-11-26 7 3.539 -
2021-11-27 8 3.291 -
2021-12-03 9 3.740 -
2021-12-04 10 3.263 -
2021-12-10 11 3.543 -
2021-12-11 12 4.185 -

Sources: TNmS Media Korea & AGB Nielsen Korea (Nationwide)

*** Note: This drama is aired on Pay-TV channel which has fewer viewers than Free-TV channels. So, please don’t be surprised with the low rating. ***


Related Photo

(Other Photo from Official Site)

Official Site

Official Poster

Official Trailer
Trailer I

Watch Online in Viki.com (Coming Soon)


  1. 1 : MaxT Says:

    Haven’t seen HHJ since W. Will check this out…

  2. 2 : Nora Says:

    I am looking forward to this

  3. 3 : Ynnah Says:

    HAPPINESS deserve ro be on NETFLIX, please…

  4. 4 : ynnah Says:

    kindly air happi ess on netflix

  5. 5 : MaxT Says:

    This is the modern version of Kingdom. It’s all about zombies…

  6. 6 : Isy Says:

    I shouldn’t start watching this drama 😭😭😭
    Now I should wait every week for this drama to air until dec 😭😭😭

  7. 7 : Jm Says:

    Love this series. Great acting.

  8. 8 : KDrama Lover Says:

    In these days this is my Favorite drama So far. I am am planning to buy VIU account to watched it paid but for now i am watching all the episodes on Dramacool

  9. 9 : GEMMA Says:


  10. 10 : GEMMA Says:


  11. 11 : GEMMA Says:


  12. 12 : GEMMA Says:


  13. 13 : OK OK OK Says:

    Happiness is a nice drama – scary, comedy & exciting. Haha 🙂
    I like both main casts 🙂

  14. 14 : asianviki Says:

    i love this drama, i was waiting for its latest episodes, i was thinking of paying to watch it on VIU account but now I’m watching it on dramacool all the latest episodes for free. Very good service.

  15. 15 : OK OK OK Says:

    The last episode ends abruptly. Disappointed.
    Ending episode didn’t explain well…. IMO
    I thought it’s a 12 episodes drama

  16. 16 : Simon+K Says:

    Although I like both main actor and actress but this kdrama is just too gross for me. The story plot also make little sense.

  17. 17 : reny laura Says:

    im happy when watched this movie.. good story and good acting .. they are good

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