Where are Safe Locations in NTE? How to unlock safe houses?

Safe Locations are secure checkpoints scattered throughout Hethereau. Once unlocked, they allow fast travel, party healing, and item storage. To unlock: interact with the terminal at each safe house entrance. Known fixed safe locations include: Vithem Tower ground floor, Train Station lobby, Commercial District central plaza, Old Town entrance, and Harbor Dock office. Look for the shield icon on your map — the unlock prompt appears when you approach.