diff --git a/gradle.properties b/gradle.properties
index 92502e9..8213035 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,6 +1,6 @@
 ## Core
 
-VERSION = 0.7.0.1
+VERSION = 0.7.0.2
 
 # dependencies
 
diff --git a/src/main/java/cc/sukazyo/cono/morny/GradleProjectConfigures.java b/src/main/java/cc/sukazyo/cono/morny/GradleProjectConfigures.java
index c8c9109..b1abc49 100644
--- a/src/main/java/cc/sukazyo/cono/morny/GradleProjectConfigures.java
+++ b/src/main/java/cc/sukazyo/cono/morny/GradleProjectConfigures.java
@@ -4,6 +4,6 @@ package cc.sukazyo.cono.morny;
  * the final field that will be updated by gradle automatically.
  */
 public class GradleProjectConfigures {
-	public static final String VERSION = "0.7.0.1";
-	public static final long COMPILE_TIMESTAMP = 1647424091182L;
+	public static final String VERSION = "0.7.0.2";
+	public static final long COMPILE_TIMESTAMP = 1647451512009L;
 }
diff --git a/src/main/java/cc/sukazyo/cono/morny/bot/event/EventListeners.java b/src/main/java/cc/sukazyo/cono/morny/bot/event/EventListeners.java
index 4eca5a5..2f62796 100644
--- a/src/main/java/cc/sukazyo/cono/morny/bot/event/EventListeners.java
+++ b/src/main/java/cc/sukazyo/cono/morny/bot/event/EventListeners.java
@@ -12,6 +12,7 @@ public class EventListeners {
 	public static final OnCallMe CALL_ME = new OnCallMe();
 	public static final OnEventHackHandle EVENT_HACK_HANDLE = new OnEventHackHandle();
 	public static final OnKuohuanhuanNeedSleep KUOHUANHUAN_NEED_SLEEP = new OnKuohuanhuanNeedSleep();
+	public static final OnUserRandoms USER_RANDOMS = new OnUserRandoms();
 	
 	public static void registerAllListeners () {
 		EventListenerManager.addListener(
@@ -19,6 +20,7 @@ public class EventListeners {
 				UPDATE_TIMESTAMP_OFFSET_LOCK,
 				KUOHUANHUAN_NEED_SLEEP,
 				COMMANDS_LISTENER,
+				USER_RANDOMS,
 				USER_SLASH_ACTION,
 				INLINE_QUERY,
 				CALL_ME,
diff --git a/src/main/java/cc/sukazyo/cono/morny/bot/event/OnUserRandoms.java b/src/main/java/cc/sukazyo/cono/morny/bot/event/OnUserRandoms.java
new file mode 100644
index 0000000..cd90b67
--- /dev/null
+++ b/src/main/java/cc/sukazyo/cono/morny/bot/event/OnUserRandoms.java
@@ -0,0 +1,48 @@
+package cc.sukazyo.cono.morny.bot.event;
+
+import cc.sukazyo.cono.morny.MornyCoeur;
+import cc.sukazyo.cono.morny.bot.api.EventListener;
+import cc.sukazyo.untitled.util.command.CommonCommand;
+import com.pengrad.telegrambot.model.Update;
+import com.pengrad.telegrambot.request.SendMessage;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.concurrent.ThreadLocalRandom;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class OnUserRandoms extends EventListener {
+	
+	private static final Pattern USER_OR_CN_QUERY = Pattern.compile("(.+)还是(.+)");
+	private static final Pattern USER_OR_EN_QUERY = Pattern.compile("(.+)or(.+)");
+	
+	@Override
+	public boolean onMessage (@NotNull Update update) {
+		
+		if (update.message().text() == null) return false;
+		if (!update.message().text().startsWith("/")) return false;
+		
+		final String[] preProcess = CommonCommand.format(update.message().text());
+		if (preProcess.length > 1) return false;
+		final String query = preProcess[0];
+		
+		String result = null;
+		final Matcher matcher;
+		if (query.contains("还是")) {
+			matcher = USER_OR_CN_QUERY.matcher(query);
+		} else {
+			matcher = USER_OR_EN_QUERY.matcher(query);
+		}
+		if (matcher.find()) {
+			result = ThreadLocalRandom.current().nextBoolean() ? matcher.group(1) : matcher.group(2);
+		}
+		
+		if (result == null) return false;
+		MornyCoeur.extra().exec(new SendMessage(
+				update.message().chat().id(), result
+		).replyToMessageId(update.message().messageId()));
+		return true;
+		
+	}
+	
+}