Kankoku ren'ai shōsetsu maboroshi no on'na

A Korean woman named Yeonmi suddenly disappeared from Saeki's life. Saeki traveled to Seoul to find her. Lost and bewildered by the language barrier, Saeki encountered a woman who looked remarkably similar to Yeonmi, named Chihi. Chihi claimed not to know Yeonmi, but in reality, the two were close cousins.