The Unicorn's Secret is a thrilling adventure that will take you on a journey through treacherous mountains, dark forests, and hidden valleys.

Heart, the protagonist, is determined to find a safe haven for her beloved unicorns, but time is running out as the old stories say that Castle Avamir is higher than the clouds, deep in a valley, under the stars, and over the moon.

With the help of Davey and his singing horses, Heart must solve the riddle to find the castle before it's too late.

Join Heart on her quest for survival and discovery as she faces challenges and obstacles along the way.

Will she be able to find the castle and save her unicorns? Find out in this captivating tale of adventure, magic, and mystery.