Serin is one of the many small hamlets near the Jade Forest in Unlimited Saga.
- Jade Forest - "Enter the Eye of Jade Forest, which swallows up all who enter. Find a way out!"
- Monster's Lair - "Knock off the powerful monsters and nab the treasure!"
- Sunken City - "After their town sank into the mud , the town's former residents ask you to find a memento"