난 네 이름밖에 기억 안 나

The line, explained

A hospital room, white light, a character waking up. The doctor asks what they remember. The answer, in the Korean melodrama tradition, is one name. This line uses 밖에, a particle that means 'only' but is spelled 'outside', and it comes with a rule that trips up almost every learner: the verb after it has to be negative. Get that rule into your ear and the line reads itself, and so does half of Korean sad-song vocabulary.

난 is 나는, I, with the topic marker squeezed in. 네 이름 is 'your name': 네, your, pronounced 니 in speech, and 이름, name. Then 밖에. 밖 means outside, and 에 means at or in, so 밖에 is literally 'outside of'. Attached to a noun it means 'nothing other than', 'apart from'. 네 이름밖에 is 'apart from your name', and before the verb even arrives the sentence is already leaning toward an absence.

Here is the rule. 밖에 always pairs with a negative: 안, 못, 없다 (there isn't), or 모르다 (not know). 너밖에 없어, there is no one but you. 천 원밖에 없어, I have nothing but a thousand won. 조금밖에 안 먹었어, I ate only a little. Saying 천 원밖에 있어 is simply wrong. The logic is in the word itself: outside of X, nothing exists, nothing happens. The negative is what turns 'outside of' into 'only'.

기억 안 나 is the negative that 밖에 needs. 기억 is memory, 나다 is to come up or arise, and 기억이 나다 is the natural way to say 'I remember', literally 'a memory comes up'. The negative puts 안 in front of the verb: 기억 안 나, 'no memory comes up', I can't remember. The subject marker after 기억 is dropped in speech. So the whole line is 'as for me, outside of your name, no memory comes up': I remember nothing but your name.

Compare 밖에 with 만, which also means 'only'. 네 이름만 기억나 is 'I remember only your name', neutral, almost cheerful. 네 이름밖에 기억 안 나 is the same fact as a loss. That difference is why lyricists and screenwriters reach for 밖에 whenever the heart is involved. Say it barely above a whisper: nan ne i-reum-ba-kke gi-eok an na. Then try 네 목소리밖에, your voice, or 네 얼굴밖에, your face.