diff --git a/sources/Users/User.uc b/sources/Users/User.uc
index db9ba36..18ecc36 100644
--- a/sources/Users/User.uc
+++ b/sources/Users/User.uc
@@ -2,7 +2,7 @@
  *      Object that is supposed to store a persistent data about the
  *  certain player. That is data that will be remembered even after player
  *  reconnects or server changes map/restarts.
- *      Copyright 2020 - 2021 Anton Tarasenko
+ *      Copyright 2020-2022 Anton Tarasenko
  *------------------------------------------------------------------------------
  * This file is part of Acedia.
  *
@@ -34,10 +34,20 @@ var private JSONPointer persistentSettingsPointer;
 
 var private LoggerAPI.Definition errNoUserDataDatabase;
 
-//  TODO: redo this comment
+protected function Finalizer()
+{
+    if (id != none) {
+        id.FreeSelf();
+    }
+    if (persistentSettingsPointer != none) {
+        persistentSettingsPointer.FreeSelf();
+    }
+    id                          = none;
+    persistentSettingsPointer   = none;
+}
+
 /**
- *  Initializes caller `User` with id and it's session key. Should be called
- *  right after `EPlayer` was created.
+ *  Initializes caller `User` with id and it's session key.
  *
  *      Initialization should (and can) only be done once.
  *      Before a `Initialize()` call, any other method calls on such `User`
@@ -47,6 +57,9 @@ public final function Initialize(UserID initID, int initKey)
 {
     id  = initID;
     key = initKey;
+    if (initID != none) {
+        initID.NewRef();
+    }
 }
 
 /**
@@ -56,6 +69,9 @@ public final function Initialize(UserID initID, int initKey)
  */
 public final function UserID GetID()
 {
+    if (id != none) {
+        id.NewRef();
+    }
     return id;
 }
 
@@ -88,6 +104,7 @@ public final function int GetKey()
 public final function DBReadTask ReadGroupOfPersistentData(BaseText groupName)
 {
     local DBReadTask task;
+
     if (groupName == none)          return none;
     if (!SetupDatabaseVariables())  return none;
 
@@ -120,6 +137,7 @@ public final function DBReadTask ReadPersistentData(
     BaseText dataName)
 {
     local DBReadTask task;
+
     if (groupName == none)          return none;
     if (dataName == none)           return none;
     if (!SetupDatabaseVariables())  return none;
@@ -157,6 +175,7 @@ public final function DBWriteTask WritePersistentData(
 {
     local DBWriteTask   task;
     local HashTable     emptyObject;
+
     if (groupName == none)          return none;
     if (dataName == none)           return none;
     if (!SetupDatabaseVariables())  return none;
diff --git a/sources/Users/UserAPI.uc b/sources/Users/UserAPI.uc
index d6d7ec6..35fd4d0 100644
--- a/sources/Users/UserAPI.uc
+++ b/sources/Users/UserAPI.uc
@@ -1,6 +1,6 @@
 /**
  *      API that allows easy access to `User` persistent data and `UserID`s.
- *      Copyright 2020 - 2021 Anton Tarasenko
+ *      Copyright 2020-2021 Anton Tarasenko
  *------------------------------------------------------------------------------
  * This file is part of Acedia.
  *
@@ -44,7 +44,16 @@ public final function UserDatabase GetDatabase()
  */
 public final function User Fetch(UserID userID)
 {
-    return class'UserDatabase'.static.GetInstance().FetchUser(userID);
+    local User          result;
+    local UserDatabase  userDB;
+
+    userDB = class'UserDatabase'.static.GetInstance();
+    if (userDB == none) {
+        return none;
+    }
+    result = userDB.FetchUser(userID);
+    userDB.FreeSelf();
+    return result;
 }
 
 /**
@@ -58,9 +67,20 @@ public final function User FetchByIDHash(BaseText idHash)
 {
     local UserID        userID;
     local UserDatabase  userDB;
+    local User          result;
+
     userDB = class'UserDatabase'.static.GetInstance();
+    if (userDB == none) {
+        return none;
+    }
     userID = userDB.FetchUserID(idHash);
-    return userDB.FetchUser(userID);
+    userDB.FreeSelf();
+    if (userID == none) {
+        return none;
+    }
+    result = userDB.FetchUser(userID);
+    userID.FreeSelf();
+    return result;
 }
 
 /**
@@ -73,7 +93,16 @@ public final function User FetchByIDHash(BaseText idHash)
  */
 public final function User FetchByKey(int userKey)
 {
-    return class'UserDatabase'.static.GetInstance().FetchUserByKey(userKey);
+    local User          result;
+    local UserDatabase  userDB;
+
+    userDB = class'UserDatabase'.static.GetInstance();
+    if (userDB != none) {
+        return none;
+    }
+    result = userDB.FetchUserByKey(userKey);
+    userDB.FreeSelf();
+    return result;
 }
 
 /**
@@ -101,7 +130,7 @@ public final function Text GetUserDataLink()
  */
 public final function bool PersistentStorageExists()
 {
-    return (_.db.Load(P(userDataDBLink)) != none);
+    return _.db.ExistsLocal(P(userDataDBLink));
 }
 
 defaultproperties
diff --git a/sources/Users/UserDatabase.uc b/sources/Users/UserDatabase.uc
index eee877a..6990f34 100644
--- a/sources/Users/UserDatabase.uc
+++ b/sources/Users/UserDatabase.uc
@@ -52,6 +52,7 @@ public final static function UserDatabase GetInstance()
         default.activeDatabase =
             UserDatabase(__().memory.Allocate(class'UserDatabase'));
     }
+    default.activeDatabase.NewRef();
     return default.activeDatabase;
 }
 
@@ -80,6 +81,7 @@ public final function UserID FetchUserID(BaseText idHash)
         if (storedUserIDs[i].IsEqualToSteamID(steamID))
         {
             _.memory.Free(steamID.steamID64);
+            storedUserIDs[i].NewRef();
             return storedUserIDs[i];
         }
     }
@@ -88,6 +90,7 @@ public final function UserID FetchUserID(BaseText idHash)
     if (newUserID.IsInitialized())
     {
         storedUserIDs[storedUserIDs.length] = newUserID;
+        newUserID.newRef();
         return newUserID;
     }
     _.memory.Free(steamID.steamID64);
diff --git a/sources/Users/UserID.uc b/sources/Users/UserID.uc
index 7d7ca42..97e90a2 100644
--- a/sources/Users/UserID.uc
+++ b/sources/Users/UserID.uc
@@ -1,6 +1,6 @@
 /**
  *      Acedia's class for storing user's ID.
- *      Copyright 2020 - 2021 Anton Tarasenko
+ *      Copyright 2020-2021 Anton Tarasenko
  *------------------------------------------------------------------------------
  * This file is part of Acedia.
  *