diff --git a/src/main/java/io/urdego/urdego_game_service/domain/game/service/GameServiceImpl.java b/src/main/java/io/urdego/urdego_game_service/domain/game/service/GameServiceImpl.java
index f980578..a73430f 100644
--- a/src/main/java/io/urdego/urdego_game_service/domain/game/service/GameServiceImpl.java
+++ b/src/main/java/io/urdego/urdego_game_service/domain/game/service/GameServiceImpl.java
@@ -16,12 +16,14 @@
 import io.urdego.urdego_game_service.domain.round.entity.Question;
 import io.urdego.urdego_game_service.domain.round.service.RoundService;
 import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
 import java.time.Instant;
 import java.util.*;
 
+@Slf4j
 @Service
 @Transactional
 @RequiredArgsConstructor
@@ -76,6 +78,8 @@ public ScoreRes giveScores(ScoreReq request) {
 
         gameRepository.save(game);
 
+        log.info("게임 점수 정보 : roundScores={}, totalScores={}", game.getRoundScores(), game.getTotalScores());
+
         return ScoreRes.from(game);
     }
 
@@ -119,6 +123,8 @@ public Game findGameById(String gameId) {
             game.setTotalScores(new HashMap<>());
         }
 
+        gameRepository.save(game);
+
         return game;
     }
 
@@ -126,16 +132,21 @@ public Game findGameById(String gameId) {
     private void updateRoundScores(Game game, int roundNum, List<Answer> answers) {
         Map<Integer, Map<String, Integer>> roundScores = game.getRoundScores();
 
-        if (!roundScores.containsKey(roundNum)) {
-            roundScores.put(roundNum, new HashMap<>());
+        if (roundScores == null) {
+            roundScores = new HashMap<>();
         }
 
+        roundScores.putIfAbsent(roundNum, new HashMap<>());
+
         Map<String, Integer> roundScore = roundScores.get(roundNum);
         for (Answer answer : answers) {
+            log.info("Answer: userId={}, score={}", answer.getUserId(), answer.getScore());
             roundScore.put(answer.getUserId(), answer.getScore());
         }
 
         game.setRoundScores(roundScores);
+
+        log.info("{}라운드 점수가 업데이트 되었습니다. : {}", roundNum, game.getRoundScores());
     }
 
     // 전체 점수 업뎃
@@ -149,5 +160,7 @@ private void updateTotalScores(Game game) {
         });
 
         game.setTotalScores(totalScores);
+
+        log.info("전체 점수가 업데이트 되었습니다. : {}", game.getTotalScores());
     }
 }
diff --git a/src/main/java/io/urdego/urdego_game_service/domain/round/entity/Answer.java b/src/main/java/io/urdego/urdego_game_service/domain/round/entity/Answer.java
index 7e87b86..6010139 100644
--- a/src/main/java/io/urdego/urdego_game_service/domain/round/entity/Answer.java
+++ b/src/main/java/io/urdego/urdego_game_service/domain/round/entity/Answer.java
@@ -6,6 +6,7 @@
 import lombok.NoArgsConstructor;
 import org.springframework.data.annotation.Id;
 import org.springframework.data.redis.core.RedisHash;
+import org.springframework.data.redis.core.index.Indexed;
 
 @Getter
 @RedisHash(value = "answer", timeToLive = 3600)
@@ -14,7 +15,10 @@ public class Answer {
 
     @Id
     private String answerId;
+
+    @Indexed
     private String questionId;
+
     private String userId;
     private double latitude;
     private double longitude;
diff --git a/src/main/java/io/urdego/urdego_game_service/domain/round/repository/AnswerRepository.java b/src/main/java/io/urdego/urdego_game_service/domain/round/repository/AnswerRepository.java
index 2906e53..6902f12 100644
--- a/src/main/java/io/urdego/urdego_game_service/domain/round/repository/AnswerRepository.java
+++ b/src/main/java/io/urdego/urdego_game_service/domain/round/repository/AnswerRepository.java
@@ -8,5 +8,5 @@
 
 @Repository
 public interface AnswerRepository extends CrudRepository<Answer, String> {
-    List<Answer> findByQuestionId(String questionId);
+    List<Answer> findAllByQuestionId(String questionId);
 }
diff --git a/src/main/java/io/urdego/urdego_game_service/domain/round/service/RoundServiceImpl.java b/src/main/java/io/urdego/urdego_game_service/domain/round/service/RoundServiceImpl.java
index 6b82c76..8900171 100644
--- a/src/main/java/io/urdego/urdego_game_service/domain/round/service/RoundServiceImpl.java
+++ b/src/main/java/io/urdego/urdego_game_service/domain/round/service/RoundServiceImpl.java
@@ -117,7 +117,7 @@ public AnswerRes submitAnswer(AnswerReq request) {
     @Override
     @Transactional(readOnly = true)
     public List<Answer> findAnswersByQuestionId(String questionId) {
-        return answerRepository.findByQuestionId(questionId);
+        return answerRepository.findAllByQuestionId(questionId);
     }
 
     // roomId로 문제 정보 조회