Where can I watch “Happiness” Season 1 Episode 4 online?

This page provides episode info and a legal-only guide. It does not host streams or downloads. Check official platforms and licensed services for availability in your region (US first).

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Watching earlier episodes in season 1 helps you follow the plot and character arcs leading into this episode.

Watch Happiness Season 1 Episode 4 Online

“The Spread” — Watch "Happiness" Season 1 Episode 4 online in HD for free. Check streaming providers, cast, and episode details.

Nov 13, 2021 Season 1 Episode 4 66 min TV-14

7.0 ★ ★ ★ ★ ★

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Happiness Season 1

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Season 1 Episode 4 — Aired on Nov 13, 2021 • runs about 66 minutes.

Notable cast/guest names in this episode include Han Hyo-joo, Park Hyung-sik, Joo Jong-hyuk, Lee Ju-seung.

This page includes 4 official still(s) (when available) plus legal availability links.

Looking for “watch Happiness Season 1 Episode 4 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.

Synopsis

The apartment complex gets walled up and quarantined due to Min Ji's mad person disease triggered by the Next drug. Whether they like it or not, the people living in the apartments have to stay within the walls together for a week. Sae Bom and Yi Hyun isolate the suspect Ju Hyung and provide shelter for outsiders. Meanwhile, during the joint investigation, Yi Hyun and Tae Seok discover the dealer of Next lives in Building 101.