I n the final episode of When Life Gives You Tangerines , Netflix’s slice-of-life K-drama , protagonist Ae-sun (played here, in her 70s, by Moon So-ri) tells daughter Geum-myeong (played here, in her 40s, by IU): “Getting old is nothing special. You feel the same on the inside, but when you look in the mirror, you see an old woman. That’s all aging is.” As a line of dialogue out of context, it is a valuable and perhaps relatable observation. In the final act of a TV series that has just spanned