Fairy Tail: Happy's Heroic Adventure Volume 5

Happy was transported to a world of animals and became their Hero. After he clears up Cool Land's monster problem, envoys from the mysterious Holy Kingdom come to see him! This secretive kingdom has been completely shut off from the world, but they invite Happy to visit! Is their warm welcome too good to be true?! A new arc begins in Happy's Heroic Adventure! It's all about the third of the Sacred Treasures, the Healthy Crystal!