Vanishing Time: A Boy Who Returned (2016)
Four children go to the mountains, and they all go missing except for a girl named Su-rin. A few days later, one of the missing boys, Seong-min, returns to the town... as a fully grown man.
AKA: Garyeojin sigan
Country: South Korea
Directed By: Tae-hwa Eom
Written By: Tae-hwa Eom