Inside, Rrak tells you that he saw what must have been an Ogre hunting in The Down Below. It was not too far from the Castleview Hamlet entrance. This is also a good time to pick up a Koada'Dal Language Primer from Bleemeb ( 698, -16, -139 ) /waypoint 698, -16, -139, the Spell Scrolls merchant. This way you can communicate with High Elves who do not speak Common.
Return to Kwa and tell him what you have learned. Kwa asks you to investigate.
Enter The Down Below, just West from Kwa. The entrance grate ( 792, -21, -97 ) /waypoint 792, -21, -97 is right next to Vindain Greenfaith, the High Elf mentor. Swim over to the stairs. After climbing the stairs, turn left towards the entrance of the Down Below. This is also a good time to pick up the quest Goods Down Below from Falin Shaloon ( -196, 0, -200 ) /waypoint -196, 0, -200. Enter the portal at the base of the stairs to The Baubbleshire. There is a pack ( -158, 0, -174 ) /waypoint -158, 0, -174 on the floor outside the first alcove. Click on it to find the Ogre satchel.
Return to Kwa. The grate back to Castleview Hamlet is directly under the entrance to the catacombs in the water. Click on the grate. Speak with Kwa. He examines it and sees the mark of a Qeynosian citizen that betrayed Freeport. He will return the items.