An Alien

The arrival of an intimate letter prompts a young woman to bring her mother on vacation to a small Japanese town, where someone special resides.

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.

Young-ho, an Ethnic-Korean living in Japan, decides to close the pachinko parlor that he has operated with his mother Kyung-ja for 50 years along National Route 7 in Akita Prefecture, Japan. When he invites his mother on an overseas trip to celebrate her retirement, she expresses her desire to visit Niigata instead of going abroad.

A young Korean man who has lived in Japan for a long time returns to Korea and experiences an identity crisis. Through a series of romantic relationships, he eventually finds himself.

Rie, from Japan, visits Gunsan in Korea to deliver a letter her grandfather never sent. With the help of a local young man named Minwoo, she tracks down the letter’s recipient, while at the same time learning about the role her grandfather played during the Japanese colonial occupation of Korea.