Inside the Ravensbrück concentration camp, one hundred thousand women from forty-two different nations live together - the camp brings out the best and the worst in each of them. This is the story of four of these women: Gertrud, Leah, Aga and Mar.

Office worker Ranhee is a cinephile who once dreamt of being an independent film director. Several years ago, she had to put an end to her gloriously drafted independent feature film and went off the grid. She heads to a bar to meet her friend Seonjun who used to make films together. There she bumps into Xingxing, the starring actress of her flop. Xingxing still features in independent films and builds her career. She is with director Ki, the producer of her upcoming film. Xingxing suggests that the three sit together. Director Ki is insensitive and crude as if those features represent a true artist. When he begins to talk about Ranhee’s film, she can’t help but become very sensitive.

Office worker Ranhee is a cinephile who once dreamt of being an independent film director. Several years ago, she had to put an end to her gloriously drafted independent feature film and went off the grid. She heads to a bar to meet her friend Seonjun who used to make films together. There she bumps into Xingxing, the starring actress of her flop. Xingxing still features in independent films and builds her career. She is with director Ki, the producer of her upcoming film. Xingxing suggests that the three sit together. Director Ki is insensitive and crude as if those features represent a true artist. When he begins to talk about Ranhee’s film, she can’t help but become very sensitive.

Sum of Us intertwines 10 connected stories across generations that deconstruct the myths surrounding the creative journey and what it truly means to be a storyteller.

Robert James, an entertainment reporter for a local Los Angeles television station, is handsome, smart and thoroughly modern in his thinking. Recently divorced from the somewhat self-absorbed Neesee, the mother of their endearing 6-year-old son, Robert refuses to buy into the old stereotype that being divorced means you can't get along with the ex.

Nina and Madeleine have been sharing their lives and the landing between their two apartments for decades. After more than 20 years of loving in the shadows, Madeleine promises Nina she will tell her family the truth. It takes an unexpected event to show her the importance of living your truth.

A young housewife and mother of two tries to cope with growing children and an unfaithful husband.

Middle-aged actress Hwaryeong could not attend her film's premiere due to a sudden stroke. Her coworkers visit and tell her the story of the completed film, but their stories don't match for some reason. Hwaryeong falls asleep alone, and she wants to embrace everything.

Members of a family begin dying one by one at a funeral, while Youngest searches for the stranger in their midst.

Yuri, a 16-year-old Japanese girl, moves to Taiwan after her father's remarriage and job transfer. Because of the language barrier, living with her new Taiwanese mother has been stressful,but they start to build a new relationship after something happens......