Square Enix have released a launch trailer for Symphonica, their recently released Classical Music Rhythm game. Symphonica is more than just as rhythm game as it also has a story and nice visuals to tell the story of Takt, the conductor you play as. he's trying to change the fortune of the Fayharmoic Orchestra, become a better Conductor and find a long lost brother. The first 3 chapters of the game are free, with additional episodes costing £1.99 / €2.39 or you can pay £10.49 / €11.99 for the complete game.
Source: Square Enix Blog