Description：By chance, the sexy and hot Guan Xiaodi (played by Dilireba) entered the bodyguard training center and embarked on the long road to becoming a qualified bodyguard. During this period, she met four friends including Cui Tianqi (played by Wang Yang) and Zhang Yan (played by Ai Xiaoqi). The five girls were defenselessly thrown into the devil training. It is not an easy thing to become a competent bodyguard. They shoulder the heavy responsibility of life. Guan Xiaodi and his group have to face not only arduous physical training, but also how to deal with the huge mental pressure is also a compulsory course for them to complete. Under the dual torture of body and mind, the girls finally ushered in their midterm exams, but what they didn't expect was that in order to complete this experiment, one person must be willing to sacrifice...