In the video, a man is seen sitting next to a lion and petting it. The lion is lying down and appears to be relaxed and comfortable with the man's touch. The man then proceeds to open the lion's mouth, revealing its teeth. The lion seems to be cooperative and not aggressive. The man's actions suggest that he is familiar with the lion and has established a level of trust between them. The setting appears to be outdoors, possibly in a wildlife sanctuary or zoo. The video captures a unique moment of interaction between humans and wildlife, highlighting the potential for peaceful coexistence.