シーンを読む

Load.cs

using UnityEngine;
using System.Collections;
using UnityEngine.SceneManagement;

public class Load : MonoBehaviour {

	void Start () 
	{
		var stageAB = AssetBundle.LoadFromFile (Application.streamingAssetsPath + "/stage");
		SceneManager.LoadScene ("stage", LoadSceneMode.Additive);

		stageAB.Unload (false);
	}

}