diff --git a/bot.py b/bot.py
index ad42940..936e816 100644
--- a/bot.py
+++ b/bot.py
@@ -182,7 +182,7 @@ Staff: {stats.get('staff', 0)}
             )
 
             results = await vndb_client.query_vn(
-                filters=["search", "=", query],   # ✔️ без вложенности
+                filters=["search", "=", query.strip().lower()],   # ✔️ без вложенности
                 fields=["id", "title", "image{url}"],
                 results=10
             )
@@ -228,7 +228,7 @@ Staff: {stats.get('staff', 0)}
                 return ConversationHandler.END
 
             results = await vndb_client.query_character(
-                filters=["search", "=", query],   # ✔️ важно
+                filters=["search", "=", query.strip().lower()],   # ✔️ важно
                 fields=["id", "name", "image{url}"],
                 results=10
             )
@@ -255,7 +255,7 @@ Staff: {stats.get('staff', 0)}
             query = " ".join(context.args)
 
             results = await vndb_client.query_release(
-                filters=["search", "=", query],   # ✔️ важно
+                filters=["search", "=", query.strip().lower()],   # ✔️ важно
                 fields=["id", "title"],
                 results=10
             )
diff --git a/vndb_client.py b/vndb_client.py
index 60ba300..730568c 100644
--- a/vndb_client.py
+++ b/vndb_client.py
@@ -150,7 +150,7 @@ class VndbClient:
         """
         data = {
             "filters": filters or [],
-            "fields": ",".join(fields) if fields else "",
+            "fields": ",".join(fields) if fields else "id",
             "sort": sort,
             "reverse": reverse,
             "results": results,
@@ -180,7 +180,7 @@ class VndbClient:
         """Query releases"""
         data = {
             "filters": filters or [],
-            "fields": ",".join(fields) if fields else "",
+            "fields": ",".join(fields) if fields else "id",
             "sort": sort,
             "reverse": reverse,
             "results": results,
@@ -206,10 +206,10 @@ class VndbClient:
         compact_filters: bool = False,
         normalized_filters: bool = False,
     ) -> Dict[str, Any]:
-        """Query characters"""
+
         data = {
-            "filters": filters or [],
-            "fields": ",".join(fields) if fields else "",
+            "filters": self._safe_filters(filters),
+            "fields": ",".join(fields) if fields else "id,name",
             "sort": sort,
             "reverse": reverse,
             "results": results,
@@ -218,7 +218,7 @@ class VndbClient:
             "compact_filters": compact_filters,
             "normalized_filters": normalized_filters,
         }
-        
+
         return await self._request(VndbEndpoint.CHARACTER.value, "POST", data)
     
     async def query_staff(
@@ -236,7 +236,7 @@ class VndbClient:
         """Query staff"""
         data = {
             "filters": filters or [],
-            "fields": ",".join(fields) if fields else "",
+            "fields": ",".join(fields) if fields else "id",
             "sort": sort,
             "reverse": reverse,
             "results": results,
@@ -263,7 +263,7 @@ class VndbClient:
         """Query producers"""
         data = {
             "filters": filters or [],
-            "fields": ",".join(fields) if fields else "",
+            "fields": ",".join(fields) if fields else "id",
             "sort": sort,
             "reverse": reverse,
             "results": results,
@@ -290,7 +290,7 @@ class VndbClient:
         """Query tags"""
         data = {
             "filters": filters or [],
-            "fields": ",".join(fields) if fields else "",
+            "fields": ",".join(fields) if fields else "id",
             "sort": sort,
             "reverse": reverse,
             "results": results,
@@ -317,7 +317,7 @@ class VndbClient:
         """Query traits"""
         data = {
             "filters": filters or [],
-            "fields": ",".join(fields) if fields else "",
+            "fields": ",".join(fields) if fields else "id",
             "sort": sort,
             "reverse": reverse,
             "results": results,
@@ -344,7 +344,7 @@ class VndbClient:
         """Query quotes"""
         data = {
             "filters": filters or [],
-            "fields": ",".join(fields) if fields else "",
+            "fields": ",".join(fields) if fields else "id",
             "sort": sort,
             "reverse": reverse,
             "results": results,
@@ -372,7 +372,7 @@ class VndbClient:
         """Query user visual novel list"""
         data = {
             "filters": filters or [],
-            "fields": ",".join(fields) if fields else "",
+            "fields": ",".join(fields) if fields else "id",
             "sort": sort,
             "reverse": reverse,
             "results": results,
@@ -398,7 +398,7 @@ class VndbClient:
         """Query user release list"""
         data = {
             "filters": filters or [],
-            "fields": ",".join(fields) if fields else "",
+            "fields": ",".join(fields) if fields else "id",
             "sort": sort,
             "reverse": reverse,
             "results": results,