Full reference to all audio in @black-screen MP4, use it exactly as is. Lip move

Full reference to all audio in @black-screen MP4, use it exactly as is. Lip movements are strictly synchronized with every syllable of the audio. Do not change the original audio content, speed, or lines. Video 1 contains ONLY ONE short spoken line and silence, on a technical black screen. Use its exact voice and sound timing; never show black screen. SINGLE SHOT, NO CUTS, NO OTHER SPEAKER, no ...