

Tatsuhiko, a quiet high school student in the coastal city of Karatsu, spends his days fishing and drifting through adolescence. Just before summer vacation, Yoon-seul, an exchange student from Busan, joins his class. As they grow closer, Tatsuhiko gradually discovers the heartfelt reason she chose this small Japanese town. However, an innocent remark unexpectedly hurts Yoon-seul, and she abruptly returns to Korea. Unable to let go of his regret, Tatsuhiko makes a life-changing decision—to cross the sea in search of the girl he never truly had the chance to understand.
Three Millimeters to You was directed by Chun Jin-rung.
Three Millimeters to You holds an average rating of 5.0/10 on TMDB, and it lands best with fans of drama and romance. Join the discussion below to add your take.
Three Millimeters to You runs for 1h 45min, and was released in 2026.
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