The video highlights that the initial state of the characters is not happy, implying that each character's problem needs to be identified and resolved to achieve the goal of a happy group photo. The puzzle requires careful observation of each character's needs.
The core strategy involves drag-and-drop interactions to solve individual character problems. Pay attention to visual cues indicating unhappiness or incompleteness for each character. The final step involves setting up the camera on a tripod to include the photographer in the group photo.