The rainbow is shining at night in the Magical Forest. Legend says that when you find the end of the rainbow, you find a treasure. Is this a sign that the treasure is near? Join Princess Nysha and her friends, Boo Bear, Mona Mare, Dilly Duck, and Sassy Squirrel on their new quest. This time, the group is joined by Princess Nysha's twin brothers, Dakari and Taree, and they make new friends Alan, Alanna, and Flora. The friends battle an ancient monster in an underwater adventure, in search of the treasure at the end of the rainbow.