Sunshine on the Road (2026): Cast, Story and Release Details

Prepared by Movies Dock Editorial

Sunshine on the Road follows a family taking one final trip with their mother, whose dementia has made continued care difficult. As the journey unfolds, a long-hidden secret emerges, reshaping the family’s understanding of one another in this 2026 South Korean drama.

Sunshine on the Road is a 2026 South Korean drama about a family facing a painful decision involving their mother, who is living with dementia. Unable to continue caring for her, they set out together on what becomes a final family trip.

The journey also brings an unresolved part of the family’s history to the surface. Written by Lee Min-ho and Jeong Jong-seop, the film focuses on how that revelation changes the way its characters understand one another.

Sunshine on the Road movie details

Story without spoilers

The film centers on a family struggling to care for their mother as her dementia progresses. With the situation becoming difficult to sustain, the family embarks on one last trip together.

What begins as a shared journey becomes an opportunity for a buried family secret to quietly emerge. The discovery alters the family’s perception of its members, placing their relationships and past decisions at the center of the story without revealing the secret itself.

What to expect

Sunshine on the Road is identified as a drama, with its premise built around family responsibility, dementia and a final journey shared by relatives. The story also includes a long-hidden secret that gradually affects how the family sees itself.

Its 1-hour, 49-minute runtime gives the film room to follow both the practical difficulty of caring for an aging parent and the emotional consequences of confronting previously concealed family history. No further details about its tone, visual approach or ending are supplied.

Cast and creative team

The cast includes Lee Hwi-hyang, Kim Jung-tae, Seo Young-hee, Nam Kyung-eup and Hong Jeong-min. The film is directed by Jeong Jong-seop and Kim Jung-tae, with a screenplay credited to Lee Min-ho and Jeong Jong-seop.

• Lee Hwi-hyang
• Kim Jung-tae
• Seo Young-hee
• Nam Kyung-eup
• Hong Jeong-min

Release and production context

Sunshine on the Road is a South Korean production from Studio Killerwhale, spoken in Korean. It is listed as released on August 30, 2026, and has a runtime of 1 hour and 49 minutes. The film’s original Korean title is 가족여행.

Production companies: Studio Killerwhale

Movies Dock view

With its focus on dementia, family care and a secret that reshapes long-standing perceptions, Sunshine on the Road presents a focused dramatic premise. Viewers looking for a Korean family drama built around an emotionally difficult journey will find the film’s central concerns clearly established by its synopsis.

Film data:
TMDB