Yara is a sea dweller, a Sub Mariner, and the daughter of Nautilus. She is forbidden by her father to walk among the humans and must never reveal her identity. She loves the feel of the big city and all it has to offer and often rebels against herfather’s wishes. She is Demi God and has a human mother. When she meets Cassie they instantly form a bond and become best friends. They are inseparable. Summer, as she is known to humans, has the power of enhanced senses. She can see in the dark and far distances. She can also hear sounds from miles away which play an important role in helping fight the forces of Sylis.