If the 10-page book is any indication, I think this song comes after his ten years in prison - when he confesses to a judge of all that's happened, and Robert gets imprisoned in his stead.
This should explain the lines "tonight you dine in Hell", and "standing in the summer breeze, inhaling life again": Now that he confessed, he is finally free - both of his imprisonment, and his guilt.
If the 10-page book is any indication, I think this song comes after his ten years in prison - when he confesses to a judge of all that's happened, and Robert gets imprisoned in his stead. This should explain the lines "tonight you dine in Hell", and "standing in the summer breeze, inhaling life again": Now that he confessed, he is finally free - both of his imprisonment, and his guilt.