As follows:
1. Zhang Guangzheng actor Huang Xuan
Five-star hotel concierge department children, kind and loyal, love and righteousness. Inside the sense of justice, morality and courageous fighting spirit hidden under the surface of the get by, in order to get close to Zheng Youen joined the square dance team where the mother of Youen. His daily life together breaks the stereotype of square dance aunts, and Jang Gwang Jung leads them to participate in square dance competitions and fight for the first place. The aunts, who were once in their prime, encourage Jang Gwang-jung to face life with vigor.
2, Zheng Youen actor Bai Baihe
Previously a model, because of temperament, and then changed to become a stewardess. Spicy and straightforward, sharp and unrestrained, outside looking arrogant and prickly, inside is warm-hearted and soft. Because of the beautiful looks, so there are a group of pursuers, but also so see the man, so do not want to fall in love. Jang Kwang-jung and Jung Yoo-eun, who are also in the service industry, stumble into each other's lives.
3, Wang Niu Lang actor Zhu Yuchen
"Door boy three swordsmen" of the big brother to take charge of, Zhang Guangzheng's master. The real name is Wang Rui, has not been mentioned to anyone. Whether it is to friends or people around you are full of enthusiasm, positive sunshine. Humor, humor, is a love and righteousness, have to bear the person. Since he was a child without parents, he grew up in Beijing's big miscellaneous courtyard hutongs and developed a "social cattle attributes". He will stand up for others and take care of everyone around him in his own way.
4, Chen Jingdian actor Bai Yufan
"Doorman three Musketeers" of the younger brother, is one of the three highest education. Originally, because of graduate school and the need for living expenses, only to the hotel as a porter working, after because of time and time again failed to graduate school, lost confidence, began to lie flat. He is arrogant but has a poor mentality, like a child who has not grown up. He and Douzi were boyfriend and girlfriend, but they drifted apart because of the different lives they pursued.
5, Sun Caixia actor Ding Jiali
Square dance in the neighborhood amazons in the leader. An appearance seems a bit fierce, everything to compete first, but in fact is a very warm hearted amah. She has an old partner, Yang Shouyi, who suffers from Alzheimer's disease due to a stroke, and they support each other in their lives and are very much in love. After realizing that Zhang Guangzheng came to square dance to pursue Auntie Liu's daughter, he took the initiative to teach Zhang Guangzheng.