diff --git a/Fk/Pages/RoomLogic.js b/Fk/Pages/RoomLogic.js
index 6d45bc9fc5cd2d950daab79ff09784b46c396c5b..8cd962f5c3ffbf2e69ad5aaf9655920293b07a6d 100644
--- a/Fk/Pages/RoomLogic.js
+++ b/Fk/Pages/RoomLogic.js
@@ -781,6 +781,32 @@ callbacks["UpdateCard"] = (j) => {
   card.setData(lcall("GetCardData", id));
 }
 
+callbacks["UpdateCardVisibility"] = (data) => {
+  const id = parseInt(data[0]);
+  const known = data[1];
+  let card;
+  roomScene.tableCards.forEach((v) => {
+    if (v.cid === id) {
+      card = v;
+      return;
+    }
+  });
+
+  if (!card) {
+    roomScene.dashboard.handcardArea.cards.forEach((v) => {
+      if (v.cid === id) {
+        card = v;
+        return;
+      }
+    });
+  }
+
+  if (!card) {
+    return;
+  }
+  card.setKnown(known);
+}
+
 callbacks["UpdateSkill"] = (j) => {
   const sortable = lcall("CanSortHandcards", Self.id);
   dashboard.sortable = sortable;
diff --git a/Fk/RoomElement/CardItem.qml b/Fk/RoomElement/CardItem.qml
index 8d2c4d8b0b59af0cb71ba1a663d293de97663ead..77a525870ff27ee2ab7873ec046272410d006ca0 100644
--- a/Fk/RoomElement/CardItem.qml
+++ b/Fk/RoomElement/CardItem.qml
@@ -366,6 +366,11 @@ Item {
     mark = data.mark ?? {};
   }
 
+  function setKnown(data)
+  {
+    known = data;
+  }
+
   function toData()
   {
     const data = {
diff --git a/lua/client/client.lua b/lua/client/client.lua
index 52f60f967bcb2a785ae29d87cd0e436d61a52426..e79f7a63500f74ebf4f87569926a68fb7c9f708e 100644
--- a/lua/client/client.lua
+++ b/lua/client/client.lua
@@ -1275,6 +1275,15 @@ fk.client_callback["SyncDrawPile"] = function(self, data)
   self.draw_pile = data
 end
 
+fk.client_callback["UpdateCardVisibility"] = function(self, data)
+  -- jsonData: [ int id, bool known ]
+  local player, cards = data[1], data[2]
+  local p = self:getPlayerById(player)
+  for _, id in ipairs(cards) do
+    self:notifyUI("UpdateCardVisibility", {id, p:cardVisible(id)})
+  end
+end
+
 -- Create ClientInstance (used by Lua)
 -- Let Cpp call this function to create
 function CreateLuaClient(cpp_client)
diff --git a/lua/server/serverplayer.lua b/lua/server/serverplayer.lua
index de1b89ab73cf6a4ea73d5163b5566d5987e55f0b..4a1d9c6ca29054798bd9b703c9712cf14a055c64 100644
--- a/lua/server/serverplayer.lua
+++ b/lua/server/serverplayer.lua
@@ -848,4 +848,21 @@ function ServerPlayer:addQinggangTag(data)
   end
 end
 
+--- 刷新角色视角下对应卡牌的可见性。
+---@param cards integer[] ? @ 卡牌ID，默认为角色的所有手牌
+function ServerPlayer:UpdateCardVisibility(cards)
+  cards = cards or self.player_cards[Player.Hand]
+  if #cards == 0 then return end
+  local update = function ()
+    self:doNotify("UpdateCardVisibility", json.encode{
+      self.id,
+      cards
+    })
+  end
+  update()
+  self.room.logic:getCurrentEvent():addExitFunc(function ()
+    update()
+  end)
+end
+
 return ServerPlayer