1. Prompts need includes EYE, MOUTH, SMILE/CRY/SAD, FRONT-VIEW/SIDE-VIEW
2. Import Controlnet openpose_face, controlnet_mlsd, open_pose_faceonly to control expression. (adjusting weight and starting/ending of controlnet)
3. Not every images meed our desires belong controlnet!!! we need some luck and patient!
4. Basic checkpoint & Width*Height adjusting also influence the output.
More in attachment.