A Water Maze

Monsters
SeaKing, Blubble

Teleporter Coordinates
2-2: Into The Waters  9-16: Splash Attack

Quests/NPC Coordinates
2-3: (QUEST) NPC Twin Lee - Find my brother at the centre of this maze and I will give you a reward (Quest: Talk to Twin Luke, Reward: 10000 EXP and 500 cP)  9-14: NPC Twin Luke - Quest Completed.