One day Night Writer had a huge fight with his parents which led him to run away. Now he lives with Rainboom his best freind and his sister Apple Fritter; bucking trees on their farm in Appaloosa, a few months later he and Rainboom went to Ponyville to see his sisters concert and to attend the Apple Family Reunion . At the concert, Night Writer sister shows Rainboom how to make some beats and he falls in love with music and gets his cuitemark. What will happen to Rainboom? Will his family accept the fact that he doesn't want to work on a farm?