In the video, a baby is seen sitting on the floor with a toy truck in front of him. An adult's hand is extended towards the baby, and the baby reaches out to touch the hand. The baby then raises his hand and waves it in the air. The baby is smiling and appears to be enjoying the interaction. The adult's hand is visible throughout the video, and the baby's movements are playful and curious. The toy truck is colorful and appears to be the focus of the baby's attention before the interaction with the adult's hand. The video captures a moment of joy and interaction between the baby and the adult.