In the enchanting land of Serendia, where shimmering moonlight dance upon tranquil lakes and ancient forest whisper secrets, there exists a mysterious lullaby  that drifts throught the hight air. Every evening, when the sun sets behind the horizon, a haunting melody emerges, soothing the heart of the restless and beckoning sleep to weary souls.The mystery song... 'What is it? Who sings it?'That are the most asked questions by the people. Everyone wants to know them. But one day...someone gets lucky enough to find out who that is.

Chapter 18