How does Tess feel about the Fireflies in The Last of Us?

Tess is deeply invested in the Fireflies, a group of survivors in The Last of Us. She is a member of the group and is willing to risk her life to achieve their goal of finding a cure for the infection that has ravaged the world. Tess has a strong sense of loyalty and devotion to the Fireflies and their cause, and she is willing to do whatever it takes to help them. She is constantly reminding Joel, her partner, of the importance of their mission and the potential of what they could achieve. Tess is also willing to sacrifice her own safety to protect the Fireflies and their cause, even going as far as to attack Joel when he gets in the way of their mission. Tess's devotion to the Fireflies is strong and unyielding, and she will do whatever it takes to make sure their goal is achieved.