What kind of gameplay covers the "touching story"? Who do you play? How do you interact with others, mechanically? Do you have any real say in the outcome of th

What kind of gameplay covers the "touching story"? Who do you play? How do you interact with others, mechanically? Do you have any real say in the outcome of the story? I mean, if you had cited Deus Ex or Witcher, you might have something, but... what you described doesn't sound like anything more than a slightly non-linear book to read.