No One Knows

아무도 모르는 (original title)

Synopsis

Seok-hee, a child psychiatrist, spends her days waiting for news from her husband Minho, who is traveling in Norway. One day, she discovers an old notebook in his study and uncovers a secret he had hidden for years. As Minho’s presence in her life slowly begins to fade, Seok-hee finds herself questioning who he really was...