diff --git a/README.md b/README.md
index ae49276..40b7c12 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,7 @@
 # javascript-challenge
 Reto Fundamentos de JavaScript
 
+
 # Instalación
 
 ```
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..e8c8dbc
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,13 @@
+{
+  "name": "escuelajs-reto-03",
+  "version": "1.0.0",
+  "lockfileVersion": 1,
+  "requires": true,
+  "dependencies": {
+    "xmlhttprequest": {
+      "version": "1.8.0",
+      "resolved": "https://registry.npmjs.org/xmlhttprequest/-/xmlhttprequest-1.8.0.tgz",
+      "integrity": "sha1-Z/4HXFwk/vOfnWX197f+dRcZaPw="
+    }
+  }
+}
diff --git a/package.json b/package.json
index 65a8bf2..dbaa2f1 100644
--- a/package.json
+++ b/package.json
@@ -24,4 +24,4 @@
   "dependencies": {
     "xmlhttprequest": "^1.8.0"
   }
-}
\ No newline at end of file
+}
diff --git a/src/index.js b/src/index.js
index d6fa599..67491c3 100644
--- a/src/index.js
+++ b/src/index.js
@@ -3,30 +3,57 @@ var XMLHttpRequest = require("xmlhttprequest").XMLHttpRequest;
 var API = 'https://rickandmortyapi.com/api/character/';
 var xhttp = new XMLHttpRequest();
 
-function fetchData(url_api, callback) {
-  xhttp.onreadystatechange = function (event) {
-    if (xhttp.readyState === '4') {
-      if (xhttp.status == 200)
-        callback(null, xhttp.responseText);
-      else return callback(url_api);
-    }
-  };
+const fetchData = url_api => {
   xhttp.open('GET', url_api, false);
-  xhttp.send();
-};
+  xhttp.responseType = 'json';
+  return new Promise((resolve, reject) => {
+    xhttp.onreadystatechange = () => {
+      if (xhttp.readyState === 4) {
+        if (xhttp.status === 200){
+          const res = JSON.parse(xhttp.responseText)
+          return resolve(res)
+        }else {
+          return reject(new Error('Error has ocurred'))
+        }
+      }
+    }
+    xhttp.send();
+  })
+}
+
+const getData = async url => {
+  try{
+    const first = await fetchData(url);
+    console.log('Primer llamado')
+    const second = await fetchData(`${API}${first.results[0].id}`);
+    console.log('Segundo llamado')
+    const third = await fetchData(second.origin.url);
+    console.log('Tercer llamado')
+
+    console.log(`Personajes: ${first.info.count}`);
+    console.log(`Primer Personaje: ${second.name}`);
+    console.log(`Dimensión: ${third.dimension}`);
+  }catch(error){
+    console.log(error)
+  }
+}
+
+getData(API)
+
+
 
-fetchData(API, function (error1, data1) {
-  if (error1) return console.error('Error' + ' ' + error1);
+/* fetchData(API, function (error1, data1) {
+  if (error1) return console.error(`Error ${error1}`);
   console.log('Primer Llamado...')
-  fetchData(API + data1.results[0].id, function (error2, data2) {
-    if (error2) return console.error(error1);
+  fetchData(API + data1.results[0].id, (error2, data2) => {
+    if (error2) return console.error(`${error1}`);
     console.log('Segundo Llamado...')
     fetchData(data2.origin.url, function (error3, data3) {
-      if (error3) return console.error(error3);
-      console.log('Tercero Llamado...')
-      console.log('Personajes:' + ' ' + data1.info.count);
-      console.log('Primer Personaje:' + ' ' + data2.name);
-      console.log('Dimensión:' + ' ' + data3.dimension);
+      if (error3) return console.error(`${error3}`);
+      console.log(`Tercero Llamado...`)
+      console.log(`Personajes: ${data1.info.count}`);
+      console.log(`Primer Personaje: ${data2.name}`);
+      console.log(`Dimensión: ${data3.dimension}`);
     });
   });
-});
\ No newline at end of file
+}); */
\ No newline at end of file