The video shows a gymnastics training session taking place indoors in a spacious facility. A young girl, wearing a white t-shirt and black shorts, performs a round-off leading into a back handspring. A male coach, dressed in a red t-shirt and black shorts, actively assists and spots her during the skill, ensuring her safe landing on a blue gymnastics mat. The primary action occurs on a large yellow floor exercise mat. In the background, other individuals, likely gymnasts or coaches, are present. Two girls are seen on a balance beam to the left, while two other girls stand near a blue mat on the right side of the frame. A person is also visible sitting on a bench further in the background. The gym features yellow walls, large windows allowing natural light, and numerous overhead fluorescent lights. An air conditioning unit is mounted on the wall. A white banner displaying "SPORT DEPOT" and "www.sportdepot.bg" is prominently featured on the back wall. The overall setting is consistent with a gymnastics training center, possibly located in Sofia, Bulgaria, as per the provided context.