The video features a person standing in front of a whiteboard, writing and explaining the structure and function of the gallbladder. The whiteboard contains a diagram of the gallbladder, with labels such as "liver," "gallbladder," and "bile." The person is seen pointing to different parts of the diagram and writing information about the gallbladder's role in producing bile and helping to eliminate cholesterol. The video also includes a close-up of the gallbladder, showing its structure and the bile within it.