When Y/N gets fatally injured, the Avengers have to face the possibility that they will be about to lose someone they care about very deeply. That they might have to come to terms with life and death and learn that they can't save the world if they have to rely one person on their team to keep them together. AvengersxReader WARNING: major angst and may contain triggering subjects (sadness, trauma, hospitals, death, grief, guilt, ... there may be more) Please be careful, this is an angsty fic.