《May Day3 D N A》Cast

Xiao Qi, a taxi driver in Taipei who is suffering from emotional injuries, carried a mysterious female passenger Xiao Nai one night. She kept crying in the car and would prefer to have Xiao Qi's car wandering the streets in Taipei.

Richie Jen Hsien-chi (born 23 June 1966) is a Taiwanese singer and actor. He graduated from the Chinese Culture University's physical education department.

Xiao Nai stopped Xiao Qi's taxi in the street after meeting her boyfriend. Xiao Nai kept crying on the taxi and would prefer Xiao Qi's car to wander the streets of Taipei. The relationship between the two started to change after Xiao Qi put Mayday's "gentle" on it.

Rene Liu (traditional Chinese: 劉若英; simplified Chinese: 刘若英; pinyin: Liú Ruòyīng; born 1 June 1970) (some says 1 June 1969) is a Taiwanese actress and singer. She is the first person to win Best Actress awards at the Asia Pacific Film Festival in both television and film productions. She has released several albums including I'm Fine (我很好).

Mayday guitarist Guai Shou, who went home with lead singer A Xin on a rainy night, could not hit the car but walked back.

Monster, Wen Shang-Yi (Chinese: 溫尚翊; pinyin: Wēn Shàngyì; Pe̍h-ōe-jī: Un Siōng-e̍k) born on 28 November 1976, in Hsinchu, Taiwan, is one of the two guitarists and leader of the Taiwanese rock band, Mayday. Monster became interested in music and the guitar while studying at the Affiliated Senior High School of National Taiwan Normal University where he also met three other Mayday members Ashin, Stone and Masa. He later became vice-president of the guitar society in high school and president of the Rock and Roll society at National Taiwan University during his university days.

A diligent young courier in Shanghai, working daily in the streets to shuttle hard work, the greatest wish is to quickly save enough money for the sister to listen to a Mayday concert.

Yujian Zhang was born on February 9, 1990 in Binzhou, Shandong Province. He graduated from the Department of Performing Arts at the Shanghai Theater Academy and was an actor from Mainland China. In 2011, he appeared in the "Dream of Dreams 3DNA" as a serious and dedicated bicycle courier "Yujian" and made his debut. In 2013 he starred in "Blood isolated island" directed by Weixiang Chen. In 2014, he participated in the costume drama Nirvana in Fire. In 2015, he starred in the idol drama "InvisibleWings" and the ancient fantasy drama "IceFantasy". In 2016, he starred in the Criminal Investigation drama “Y u Z UI” and the online drama “I am not a monster”.