AI-Generated Storytelling Videos

I'm looking for an AI video generation expert to create storytelling videos.

Requirements:
- 10-15 minute duration
- Realistic human avatars
- Real-world scenery backgrounds
- Voice-over with different voices for characters
- Monthly delivery of 2 videos based on provided scripts

Ideal Skills:
- Experience with AI video generation tools
- Skills in voice modulation for character voices
- Background in video editing
- Creativity in visual storytelling

Please share a portfolio of similar work.