I Am Happy Trailer (2025)

23 August 2025 Drama, Comedy 95 mins

Cheerful and mischievous, Moon Haet-nim is a freelance voice actor. She voices the main character, Happy Mong, in the lively children's animation Detective Happy Mong—a role that perfectly fits her personality. One day, while accompanying her friend Young-hee, who is struggling with depression, to a psychiatric clinic, Haet-nim takes a test out of boredom... The result? Depression?! This can't be real! In denial, Haet-nim embarks on a journey, just like her animated character, to uncover the cause of her depression!

Watch the official I Am Happy 2025 trailer in HD below.

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Cast

Son Ye-won as Moon Haet-nim

An Min-young

Sohn Su-hyun

Song Ye-eun

Crew

Shin Seung-eun Director

Gim Ju-yeon Producer

International Releases Dates

Korea 23 August 2025

Production Companies

KKumecine

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