JavaScriptが外部のデータをはじく原因が知りたい。

提示コードですが参考サイトように画像を読み込んだのですがエラーになります。これはなぜでしょうか？調べたところによるとJavaScriptが外部のデータをはじいている？みたいのですがどうすれば外部のデータを読み込めるのでしょうか？

ライブラリ: p5
参考サイト: https://editor.p5js.org/LukeGarrigan/sketches/WS_5sauc2
リファレンス: https://p5js.org/reference/#/p5/loadImage

console

p5.js:80673 Fetch API cannot load file:///C:/Users/○○/Desktop/js/Space_Invaders/Asset/enemy.png. URL scheme "file" is not supported.
_main.default.loadImage @ p5.js:80673
(anonymous) @ p5.js:62949
preload @ Game.js:6
_start @ p5.js:62905
p5 @ p5.js:63261
_globalInit @ p5.js:62189
Promise.then (async)
280.../core/main @ p5.js:62214
o @ p5.js:34
(anonymous) @ p5.js:38
267../accessibility/color_namer @ p5.js:54831
o @ p5.js:34
r @ p5.js:51
(anonymous) @ p5.js:55
(anonymous) @ p5.js:18
(anonymous) @ p5.js:20
p5.js:59792 
🌸 p5.js says: It looks like there was a problem loading your image. Try checking if the file path (Asset/enemy.png) is correct, hosting the file online, or running a local server. (More info at https://github.com/processing/p5.js/wiki/Local-server)
p5.js:80750 TypeError: Failed to fetch
    at p5._main.default.loadImage (p5.js:80673:13)
    at p5.js:62949:67
    at preload (Game.js:6:16)
    at p5._start (p5.js:62905:27)
    at new p5 (p5.js:63261:22)
    at _globalInit (p5.js:62189:17)
(anonymous) @ p5.js:80750
Promise.catch (async)
_main.default.loadImage @ p5.js:80745
(anonymous) @ p5.js:62949
preload @ Game.js:6
_start @ p5.js:62905
p5 @ p5.js:63261
_globalInit @ p5.js:62189
Promise.then (async)
280.../core/main @ p5.js:62214
o @ p5.js:34
(anonymous) @ p5.js:38
267../accessibility/color_namer @ p5.js:54831
o @ p5.js:34
r @ p5.js:51
(anonymous) @ p5.js:55
(anonymous) @ p5.js:18
(anonymous) @ p5.js:20

Game.js

"use strict"

let sprite;
function preload()
{
      sprite = loadImage('Asset/enemy.png');

}

class Stage
{
      constructor()
      {
            this. enemyArray
            [
                  [],
                  [],
                  []

            ];

      }
}




class Player
{
      constructor()
      {

      }
}



class Game
{
      constructor()
      {

      }


      Update()
      {

      }


      Renderer()
      {
            image(sprite,10,10,10,10);
      }
}