Voice Paradise

The hero of the game is in his space ship, on the way to his home planet. But the space ship crash-lands on the Earth. The hero is on an important intergalactic mission and has to be on his home planet no later than in one month. He tries to figure out what caused the crash, and discovers that it was a voice that interfered with the ship's radio waves. Suddenly, three anime girls appear in front of him. They are Citron, Jasmine, and Cinnamon, the heroines of a TV anime series called "Elfin Triangle". They explain that the voice that caused the disturbance was that of a famous Japanese voice actress.... they just don't know which one. To get a sample of this voice would be the only hope to…