Life style set in the realistic life of modernity is drawn, and the vector of contents differs greatly from general game, It is a sound novel of an undeveloped market that does not apply to existing game genres. Sound novel is a game like music and graphics added to a novel, In this work, "The invisible wound, the darkness of the heart" is the theme of the story. Since this work is a prototype version, if it can experience part of the content of the product version I have made it so that I can grasp the tendency and atmosphere of this work in general. Because you can play for free until the end, If you are interested, please try playing. Less