melissa: age 8

The childhood back story of melissa, a mysterious assassin who played a part in the 3rd world war's final ending, the assassination of the generals. Why does melissa grow up to be an assassin, why is dan the one she chooses, why be an asset to the American Society and an ally with the british?
Melissa's questions about the woman in the red heals:
why does she walk the park at 4:58 P.M. every day?
why does the woman only wear red heals.... even when its snowing?
why does the woman only wear sweaters even in the august heat?