Now you need to develop a 3 d scene and 3 d graphics, I do not understand this, know the trouble you greatly help!

Project description
Simple project shows scene, characters in a clearing in the activity (data) from other device, character types for ordinary people and wounded,
Requirements:
1. The scene can be rotated to follow fingers sliding open space, land character synchronous rotation,
2. Characters can independently rotating, moving,
3. Can display text in figure head,