Elemental Gelade of Light and Darkness - S1.E4

Escaping from Beazon and Parl, they are trapped by an army of giant beasts called Laguras. They find Parl being attacked by one of the beasts. Saving her, she explains she wishes to escape and she'll help them. She leads Coud and the others to the exit except she tricked them by leading them to Beazon.