diff --git a/.idea/libraries/Maven__com_arcaniax_HeadDatabase_API_1_3_0.xml b/.idea/libraries/Maven__com_arcaniax_HeadDatabase_API_1_3_0.xml
new file mode 100644
index 0000000..d783d18
--- /dev/null
+++ b/.idea/libraries/Maven__com_arcaniax_HeadDatabase_API_1_3_0.xml
@@ -0,0 +1,13 @@
+<component name="libraryTable">
+  <library name="Maven: com.arcaniax:HeadDatabase-API:1.3.0">
+    <CLASSES>
+      <root url="jar://$MAVEN_REPOSITORY$/com/arcaniax/HeadDatabase-API/1.3.0/HeadDatabase-API-1.3.0.jar!/" />
+    </CLASSES>
+    <JAVADOC>
+      <root url="jar://$MAVEN_REPOSITORY$/com/arcaniax/HeadDatabase-API/1.3.0/HeadDatabase-API-1.3.0-javadoc.jar!/" />
+    </JAVADOC>
+    <SOURCES>
+      <root url="jar://$MAVEN_REPOSITORY$/com/arcaniax/HeadDatabase-API/1.3.0/HeadDatabase-API-1.3.0-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>
\ No newline at end of file
diff --git a/Natunology.iml b/Natunology.iml
index 9d1d277..9dc7e15 100644
--- a/Natunology.iml
+++ b/Natunology.iml
@@ -38,5 +38,6 @@
     <orderEntry type="library" scope="PROVIDED" name="Maven: org.ow2.asm:asm-commons:9.2" level="project" />
     <orderEntry type="library" scope="PROVIDED" name="Maven: org.ow2.asm:asm-tree:9.2" level="project" />
     <orderEntry type="library" scope="PROVIDED" name="Maven: org.ow2.asm:asm-analysis:9.2" level="project" />
+    <orderEntry type="library" scope="PROVIDED" name="Maven: com.arcaniax:HeadDatabase-API:1.3.0" level="project" />
   </component>
 </module>
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index c853f94..cb2bc4b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,6 +23,12 @@
             <version>1.18.1-R0.1-SNAPSHOT</version>
             <scope>provided</scope>
         </dependency>
+        <dependency>
+            <groupId>com.arcaniax</groupId>
+            <artifactId>HeadDatabase-API</artifactId>
+            <version>1.3.0</version>
+            <scope>provided</scope>
+        </dependency>
     </dependencies>
     <repositories>
         <repository>
diff --git a/src/main/java/me/xiaozhangup/natunology/Main.java b/src/main/java/me/xiaozhangup/natunology/Main.java
index c5288ef..afc3d80 100644
--- a/src/main/java/me/xiaozhangup/natunology/Main.java
+++ b/src/main/java/me/xiaozhangup/natunology/Main.java
@@ -5,6 +5,7 @@
 import me.xiaozhangup.natunology.event.Invkeep;
 import me.xiaozhangup.natunology.event.MovePart;
 import me.xiaozhangup.natunology.techcore.events.Books;
+import me.xiaozhangup.natunology.techcore.views.MainTap;
 import org.bukkit.Bukkit;
 import org.bukkit.plugin.Plugin;
 import org.bukkit.plugin.java.JavaPlugin;
@@ -34,6 +35,7 @@ public void onEnable() {
         getLogger().info("Commands Loaded!");
 
         Bukkit.getPluginManager().registerEvents(new Books() , this);
+        Bukkit.getPluginManager().registerEvents(new MainTap() , this);
 
 //        if (getConfig().getBoolean("Dead.enable")) {
 //            Bukkit.getPluginManager().registerEvents(new Invkeep() , this);
diff --git a/src/main/java/me/xiaozhangup/natunology/commands/Commands.java b/src/main/java/me/xiaozhangup/natunology/commands/Commands.java
index d601151..9a85296 100644
--- a/src/main/java/me/xiaozhangup/natunology/commands/Commands.java
+++ b/src/main/java/me/xiaozhangup/natunology/commands/Commands.java
@@ -3,6 +3,7 @@
 import me.xiaozhangup.natunology.Main;
 import me.xiaozhangup.natunology.api.Message;
 import me.xiaozhangup.natunology.techcore.items.Items;
+import me.xiaozhangup.natunology.techcore.views.MainTap;
 import org.bukkit.Bukkit;
 import org.bukkit.entity.Player;
 
@@ -48,6 +49,8 @@ public static void regCommands() {
                     } catch (Exception e) {
                         Message.send(p , "&f[&7科技&f] &c这个物品没有 NTGID");
                     }
+                } else if (inside[0].equals("guide")) {
+                    MainTap.openMainTap(p);
                 } else {
                     Message.send(p , "&f[&7科技&f] &c没有这个命令!" , "&f[&7科技&f] 输入/ntg help 查看帮助");
                 }
diff --git a/src/main/java/me/xiaozhangup/natunology/techcore/events/Books.java b/src/main/java/me/xiaozhangup/natunology/techcore/events/Books.java
index 9c9956a..c5c25f4 100644
--- a/src/main/java/me/xiaozhangup/natunology/techcore/events/Books.java
+++ b/src/main/java/me/xiaozhangup/natunology/techcore/events/Books.java
@@ -1,6 +1,7 @@
 package me.xiaozhangup.natunology.techcore.events;
 
 import me.xiaozhangup.natunology.api.Message;
+import me.xiaozhangup.natunology.techcore.views.MainTap;
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
@@ -16,7 +17,7 @@ public void onItemClick(PlayerInteractEvent e) {
                 e.getItem().getItemMeta().getCustomModelData() == 1) {
             Player p = e.getPlayer();
             e.setCancelled(true);
-            Message.send(p , "Book Passed! NPE Mode");
+            MainTap.openMainTap(p);
         }
     }
 }
diff --git a/src/main/java/me/xiaozhangup/natunology/techcore/items/Items.java b/src/main/java/me/xiaozhangup/natunology/techcore/items/Items.java
index 93055ea..658d105 100644
--- a/src/main/java/me/xiaozhangup/natunology/techcore/items/Items.java
+++ b/src/main/java/me/xiaozhangup/natunology/techcore/items/Items.java
@@ -3,10 +3,13 @@
 import me.xiaozhangup.natunology.api.Message;
 import me.xiaozhangup.natunology.api.NString;
 import org.bukkit.Material;
+import org.bukkit.entity.Item;
 import org.bukkit.inventory.ItemStack;
 import org.bukkit.inventory.meta.ItemMeta;
+import org.bukkit.inventory.meta.SkullMeta;
 
 import java.util.HashMap;
+import java.util.UUID;
 
 public class Items {
 
diff --git a/src/main/java/me/xiaozhangup/natunology/techcore/views/MainTap.java b/src/main/java/me/xiaozhangup/natunology/techcore/views/MainTap.java
new file mode 100644
index 0000000..a98aeba
--- /dev/null
+++ b/src/main/java/me/xiaozhangup/natunology/techcore/views/MainTap.java
@@ -0,0 +1,28 @@
+package me.xiaozhangup.natunology.techcore.views;
+
+import me.xiaozhangup.natunology.api.Message;
+import org.bukkit.Bukkit;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.inventory.InventoryClickEvent;
+import org.bukkit.inventory.Inventory;
+import org.bukkit.inventory.InventoryHolder;
+
+public class MainTap implements Listener {
+
+    public static void openMainTap(Player p) {
+        Inventory inventory = Bukkit.createInventory(new Menukey() , 54 , Message.color("&8&lNatunology 指导书"));
+        p.openInventory(inventory);
+    }
+
+    @EventHandler
+    public void onInvClick(InventoryClickEvent e) {
+        if (!(e.getWhoClicked() instanceof Player)) return;
+        Player player = (Player) e.getWhoClicked();
+        InventoryHolder holder = player.getOpenInventory().getTopInventory().getHolder();
+        if(holder instanceof Menukey) {
+            e.setCancelled(true);
+        }
+    }
+}
diff --git a/src/main/java/me/xiaozhangup/natunology/techcore/views/Menukey.java b/src/main/java/me/xiaozhangup/natunology/techcore/views/Menukey.java
new file mode 100644
index 0000000..12fda7e
--- /dev/null
+++ b/src/main/java/me/xiaozhangup/natunology/techcore/views/Menukey.java
@@ -0,0 +1,14 @@
+package me.xiaozhangup.natunology.techcore.views;
+
+import org.bukkit.inventory.Inventory;
+import org.bukkit.inventory.InventoryHolder;
+
+public class Menukey implements InventoryHolder {
+
+    private Inventory inv;
+
+    @Override
+    public Inventory getInventory() {
+        return inv;
+    }
+}
diff --git a/src/main/resources/plugin.yml b/src/main/resources/plugin.yml
index 7318367..0ba37e4 100644
--- a/src/main/resources/plugin.yml
+++ b/src/main/resources/plugin.yml
@@ -5,6 +5,8 @@ api-version: 1.13
 authors:
   - xiaozhangup
 description: Happyland pack
+depend:
+  - HeadDatabase
 commands:
   natunology:
     aliases: [ntg]
\ No newline at end of file