Broken Boulder but if i'm never your hero, i can never let you down

Nausea rises quickly within him as Ulf continues to leave a bloody trail down his back, but he can't move or speak — he can hardly breathe past the tightness in his throat and the pounding in his chest. The sharp sting fades to a throbbing ache, a spreading heat in the places where his flesh is torn. His breath catches when the wolfdog speaks.
I'm sorry, He chokes out; he doesn't expect it to change anything. He knows from experience that some hurts cannot be taken back — sometimes there is no second chance. And he doesn't think he deserves one anyway.