Let's take a closer look at the setting. What is Setting? You probably remember from grade school that the setting is where the story takes place, like the woods or Grandmother's house. Actually, the setting of a story tells the time, place, and duration of a story and is told using techniques like imagery. Time
Common foods may be the cause, as well as bee or wasp stings, or skin contact with certain fragrances. Acute viral infection is another common cause of acute urticaria (viral exanthem). Less common causes of hives include friction, pressure, temperature extremes, exercise, and sunlight.
Hives are most commonly caused by  an allergic reaction in which your immune system releases histamine into the bloodstream to fight the allergen. In essence, your immune system thinks there is a foreign substance (called allergens) in your system, and tells the body to release histamine to fight it off.