Mermaids: The Arrival

Kali led a quiet, normal life, she had no reason to suspect she was anything but a human. A much needed vacation turned into a mysterious journey of magic in an underwater world.
Now, along with a small group of merpeople including a powerful aunt, an implacable leader, an adventurer, a recluse and a protector, Kali was setting out to stop a powerful merman known as 'The Destroyer'. The outcome would forever change the lives of all mers and humans alike.
Will Kali accept the changes in her and embrace this mysterious, magical world in order to save her kind, or would she forsake her true self?