diff --git a/app/models/group.rb b/app/models/group.rb
new file mode 100644
index 0000000..c3e23f5
--- /dev/null
+++ b/app/models/group.rb
@@ -0,0 +1,7 @@
+class Group
+  include Mongoid::Document
+  include Mongoid::Timestamps
+
+  field :group_name, type: String
+  embeds_many :UserSummary
+end
diff --git a/app/models/user.rb b/app/models/user.rb
new file mode 100644
index 0000000..6a175af
--- /dev/null
+++ b/app/models/user.rb
@@ -0,0 +1,8 @@
+class User
+  include Mongoid::Document
+  include Mongoid::Timestamps
+
+  field :user_id, type: BSON::ObjectId
+  field :user_name, type: String
+  field :user_description, type: String
+end
diff --git a/app/models/user_summary.rb b/app/models/user_summary.rb
new file mode 100644
index 0000000..25df1d9
--- /dev/null
+++ b/app/models/user_summary.rb
@@ -0,0 +1,7 @@
+class UserSummary
+  include Mongoid::Document
+  include Mongoid::Timestamps
+
+  field :user_id, type: BSON::ObjectId
+  field :user_name, type: String
+end
diff --git a/app/views/main/.keep b/app/views/main/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/test/fixtures/groups.yml b/test/fixtures/groups.yml
new file mode 100644
index 0000000..d7a3329
--- /dev/null
+++ b/test/fixtures/groups.yml
@@ -0,0 +1,11 @@
+# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+# This model initially had no columns defined. If you add columns to the
+# model remove the "{}" from the fixture names and add the columns immediately
+# below each fixture, per the syntax in the comments below
+#
+one: {}
+# column: value
+#
+two: {}
+# column: value
diff --git a/test/fixtures/user_summaries.yml b/test/fixtures/user_summaries.yml
new file mode 100644
index 0000000..d7a3329
--- /dev/null
+++ b/test/fixtures/user_summaries.yml
@@ -0,0 +1,11 @@
+# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+# This model initially had no columns defined. If you add columns to the
+# model remove the "{}" from the fixture names and add the columns immediately
+# below each fixture, per the syntax in the comments below
+#
+one: {}
+# column: value
+#
+two: {}
+# column: value
diff --git a/test/fixtures/users.yml b/test/fixtures/users.yml
new file mode 100644
index 0000000..d7a3329
--- /dev/null
+++ b/test/fixtures/users.yml
@@ -0,0 +1,11 @@
+# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+# This model initially had no columns defined. If you add columns to the
+# model remove the "{}" from the fixture names and add the columns immediately
+# below each fixture, per the syntax in the comments below
+#
+one: {}
+# column: value
+#
+two: {}
+# column: value
diff --git a/test/models/group_test.rb b/test/models/group_test.rb
new file mode 100644
index 0000000..eddbcc8
--- /dev/null
+++ b/test/models/group_test.rb
@@ -0,0 +1,7 @@
+require "test_helper"
+
+class GroupTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end
diff --git a/test/models/user_summary_test.rb b/test/models/user_summary_test.rb
new file mode 100644
index 0000000..da4b988
--- /dev/null
+++ b/test/models/user_summary_test.rb
@@ -0,0 +1,7 @@
+require "test_helper"
+
+class UserSummaryTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end
diff --git a/test/models/user_test.rb b/test/models/user_test.rb
new file mode 100644
index 0000000..5c07f49
--- /dev/null
+++ b/test/models/user_test.rb
@@ -0,0 +1,7 @@
+require "test_helper"
+
+class UserTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end