A small world! Great joy! The various animals and insects around us continue to perform countless gestures to survive. By closely observing these gestures, which we often overlook, we can discover an amazing world in each of their small ecological characteristics. 'The Snail' is the first 'Documentary Fairy Tale' program, aiming for an emotional approach that can bring emotion and highlight the value of life, rather than an encyclopedic approach based on existing animal knowledge.