EXO member Luhan to debut as actor through Chinese movie ‘Back to 20’. They will start filming on May 20th for 2 months in Shanghai. This movie is a production of CJ. The story is about a 70 y.o grandma who transformed into teenager in her 20s. A bit like ‘Miss Granny’ Chinese version. Luhan’s role expected to be B1A4 Jinyoung’s role on the original movie. He’s the grandson of the lead role who falls in love with the teenager version of her grandma (he doesnt know that the girl he likes is actually the younger version of his grandma). In Korean movie, this role is a leader of a band. The other Chinese stars are Gui Ya Lei, Wilson Chen and Zi Shan Yang.