Happy of Fairy Tail was summoned to another world and became a hero! And its inhabitants aren’t human… They’re animals, with ears and tails to match! Guided by a mysterious talking heart, Happy soars through the skies of this new world, helping the friends he’s making along the way, like a cute bunny, an alluring fox, and even a dog that scares him! What is this place? And will Happy ever make it back home to Natsu and the rest of Fairy Tail?! A new adventure begins through uncharted territory, with Happy as the star and artwork by Kenshiro Sakamoto, creator of Pitch-Black Ten!
Happy is in another world, bringing smiles to the inhabitants of Animal Village to earn EXP for Smile Heart, his key item as a Hero. It seems like a peaceful village, but a suspicious character has been going after small female animals. And his target is... Ururu the bunny! Can Happy protect her?! He also has other challenges to tackle, like searching through mysterious ancient ruins and fending off the advances of the lady fox thief Luna... Happy's new world adventure is heating up even more!