diff --git a/app/models/Comment.java b/app/models/Comment.java
index d9e41f6..5c2fb4b 100644
--- a/app/models/Comment.java
+++ b/app/models/Comment.java
@@ -2,22 +2,19 @@
 
 import java.util.Date;
 
-import javax.persistence.Entity;
-import javax.persistence.Lob;
-import javax.persistence.ManyToOne;
-
+import com.google.code.morphia.annotations.Embedded;
+import com.google.code.morphia.annotations.Entity;
+import com.google.code.morphia.annotations.Reference;
 import play.data.validation.Required;
-import play.db.jpa.Model;
-@Entity
+import play.modules.morphia.Model;
+
+@Embedded
 public class Comment extends Model {
 	
 	public Date postedat;
-	@Lob
 	@Required
 	public String text ;
-	@ManyToOne
-	public Post post;
-	@ManyToOne
+	@Reference
 	public User author;
 	@Required
 	public String author_firstname;
@@ -29,9 +26,8 @@ public class Comment extends Model {
 	 * @param text
 	 * @param postedat
 	 */
-	public Comment(Post post, User author, String author_name, String text, Date postedat) {
+	public Comment(User author, String author_name, String text, Date postedat) {
 		super();
-		this.post = post;
 		this.author = author;
 		this.text = text;
 		this.postedat = postedat;
diff --git a/app/models/Post.java b/app/models/Post.java
index cdfafca..759e9e5 100644
--- a/app/models/Post.java
+++ b/app/models/Post.java
@@ -3,24 +3,23 @@
 import java.util.Date;
 import java.util.List;
 
-import javax.persistence.CascadeType;
-import javax.persistence.Entity;
-import javax.persistence.Lob;
-import javax.persistence.ManyToOne;
-import javax.persistence.OneToMany;
+
+import com.google.code.morphia.annotations.Embedded;
+import com.google.code.morphia.annotations.Entity;
+import com.google.code.morphia.annotations.Reference;
 
 import play.data.validation.MaxSize;
-import play.db.jpa.Model;
+import play.modules.morphia.Model;
+
 @Entity
 public class Post extends Model {
 	
 	public String title;
-	@Lob
 	@MaxSize(16000)
 	public String text ;
-	@ManyToOne
+	@Reference
 	public User author;
-	@OneToMany(mappedBy = "post" , cascade = CascadeType.ALL)
+	@Embedded
 	public List<Comment> comments ;
 	public Date createdat;
 	public Date published;
@@ -41,6 +40,6 @@ public Post(String title, String text, User author, Date createdat) {
 	}
 	@Override
 	public String toString(){
-		return id.toString() +"-"+ author.firstname + ": " + title ;
+		return this.getId().toString() +"-"+ author.firstname + ": " + title ;
 	}
 }
diff --git a/app/models/User.java b/app/models/User.java
index 5b01005..8b20db2 100644
--- a/app/models/User.java
+++ b/app/models/User.java
@@ -1,9 +1,11 @@
 package models;
 
-import javax.persistence.Entity;
 import javax.persistence.ManyToOne;
 
-import play.db.jpa.Model;
+import com.google.code.morphia.annotations.Entity;
+
+import play.modules.morphia.Model;
+
 
 /**
  * @author diego
diff --git a/conf/application.conf b/conf/application.conf
index 88c1c3e..016daf6 100644
--- a/conf/application.conf
+++ b/conf/application.conf
@@ -222,3 +222,15 @@ db.url=jdbc:mysql://127.11.68.129:3306/javablog
 db.driver=com.mysql.jdbc.Driver
 db.user=admin
 db.pass=7kSLN1XYZcyW
+
+# configure mongodb host and port. Default value: 127.0.0.1:27017
+morphia.db.seeds=127.0.0.1:27017
+#
+# configure mongodb authentication
+# - username. Default value: empty
+morphia.db.username=javablog
+# - password. Default value: empty
+morphia.db.password=1234
+#
+# configure database name. Default value: test
+morphia.db.name=javablog
diff --git a/conf/dependencies.yml b/conf/dependencies.yml
index a0d3376..ce08ae5 100644
--- a/conf/dependencies.yml
+++ b/conf/dependencies.yml
@@ -5,4 +5,4 @@ require:
     - play -> openshift 0.1.2
     - play -> crud
     - play -> secure
-
+    - play -> morphia 1.2.4
diff --git a/test/ModelTest.java b/test/ModelTest.java
index 1b170de..9d46bfb 100644
--- a/test/ModelTest.java
+++ b/test/ModelTest.java
@@ -1,6 +1,7 @@
 import static org.junit.Assert.*;
 
 import java.sql.Date;
+import java.util.List;
 
 import models.Comment;
 import models.Post;
@@ -8,6 +9,8 @@
 
 import org.junit.Test;
 
+import com.google.code.morphia.Key;
+
 import play.test.UnitTest;
 
 
@@ -20,7 +23,8 @@ public void modelTest(){
 		user.save();
 		
 		//retrieve user data
-		User newUser = User.find("username = ?", "diego").first();
+		//User newUser = User.find("username = ?", "diego").first();
+		User newUser = User.q().filter("username =","diego").first();
 		assertNotNull(newUser);
 		assertEquals("Diego", newUser.firstname);
 		
@@ -30,16 +34,27 @@ public void modelTest(){
 		assertNotNull(post);
 		post.save();
 		//Retrieve post data
-		Post newPost = Post.find("author = ? ", newUser).first();
+		Key<User> usrKey = User.find("firstname","Diego").getKey();
+		Post newPost = Post.find("author", usrKey).first();
+		
+		//Lo que tiene de poderosisimo es que puedo traer una lista de Keys author para trer toda la lista de posta con esos autores
+		//como hacer un select in
+		//String[] emails = {"greenlaw110@gmail.com", "greenlaw110@hotmail.com"};
+		//List<Key<User>> usrKeys = User.find("email in",emails).asKeyList();
+		//List<Post> newPosts = Post.q().filter("author in", usrKeys).asList();
+		
+		
 		assertNotNull(newPost);
 		assertEquals("Diego", newPost.author.firstname);
 		
 		//Comment
-		Comment comment = new Comment(newPost, newUser,"Diego", "este blog no me cabe ni un poco", createdAt);
+		
+		
+		Comment comment = new Comment(newUser,"Diego", "este blog no me cabe ni un poco", createdAt);
 		assertNotNull(comment);
 		comment.save();
 		//retrieve comment data
-		Comment newComment = Comment.find("post = ?", newPost).first();
+		Comment newComment = Comment.q().filter("post = ?", newPost).first();
 		assertNotNull(newComment);
 		assertEquals("Diego", newComment.post.author.firstname);