diff --git a/api/functions/Duel/SSet.yml b/api/functions/Duel/SSet.yml
index bc6f8f1c..aa67d6bc 100644
--- a/api/functions/Duel/SSet.yml
+++ b/api/functions/Duel/SSet.yml
@@ -8,20 +8,20 @@ status:
 parameters:
   - name: player
     type: [ int ]
-    description: (To be added)
+    description: The player that is Setting the Spells/Traps.
   - name: targets
     type: [ Card, Group ]
-    description: (To be added)
+    description: The Spells/Traps that will be Set.
   - name: target_player
     type: [ int ]
-    description: (To be added)
+    description: The player in whose field the Spells/Traps will be Set.
     required: false
   - name: confirm
     type: [ bool ]
-    description: (To be added)
+    description: Determines whether the Set cards will be shown to the opponent or not after being Set.
     required: false
     defaultValue: true
 returns:
   - type: [ int ]
-    description: (To be added)
+    description: The number of cards successfully Set.
 tags: [ under-construction ]