It's a Korean comedy released in 2014. It tells a series of stories that happened after a 70-year-old swearing granny suddenly turned into a girl in her early 20s. [2] There are also the Taiwanese version of "Strange She" and the Thai version of "Suddenly Twenty Years Old". The three are from the same script, but they are composed of different actors, different languages ​​and Filmed by different cultural interpretations.

The number of viewers of the film reached 8.65 million, ranking third in South Korea's 2014 box office. Actress Shen Enjing won the Best Actress in the Film Division of the Baeksang Arts Awards and the Spring History Film Festival for this film.

Wu Malsun, a 70-year-old grandmother who takes pleasure in showing off her son everywhere, is despised in society and in the family. Only the neighbor butler Park Old Man has a deep affection for her. One day, the wife suffered a heart attack and was admitted to the hospital because she couldn't bear her bad temper. For the wife's condition, after discussing his wife's condition, father Pan Xianzhe and the children finally decided to send her to a nursing home, but she was overheard by Grandma Moshun. Sad and helpless, Grandma Moshun decided to run away from home. When she was wandering on the street, she passed a "youth photo studio" and thought that she was very old and might not have much time, so she wanted to take a portrait and keep it. Unexpectedly, when the shutter was pressed, she turned into a 20-year-old girl...