Pronoun 'his', don't know his name, depersobalized.
Alliteration, remorse and regret
Constantly reminded of what he did
'Blood-shodow', Metaphor, shadows not made of blood, death stains his conscience and memory just like street
Shadows follow people, he is haunted by his crime
Sibilance, sound of Fear, could be 'shhh', soldier telling himself to stay silent about his feelings and PTSD, shouldn't feel sympathy as a soldier
Comforting himself