[ CW ] Make me cry my eyes out in a single paragraph

The syringe slowly emptied its opaque fluid as the technician depressed the plunger. The little girl held the paw of her friend tightly as he lay on the metal table. She wanted to say something, but her mind was suddenly empty of words. The dog's breathing began to slow down. The little girl made no effort to wipe away the stream of tears that were running down her cheeks. Her friend took one last shallow breath and let out a long exhale. The little girl's face was now heavily contorted in pain. She tried to say a'thank you' that she knew was too late, but her throat was too tight to speak. She mouthed the words carefully and gave in to her sobbing.
