graph TD A[Start VideoSynthesizer] --> B[Import Required Inputs] B --> C[Load voiceover-file MP3] B --> D[Load script-text] B --> E[Load avatar-image PNG] C --> F[Process Skill #168] D --> F E --> F F --> G[Generate Lip-Sync Animation] G --> H[Synchronize Audio with Animation] H --> I[Render Final MP4] I --> J[Return talking-head-video URL] J --> K[End VideoSynthesizer]