7 Fashion form and function
The story setting is also a great way of shaping the general direction of the character’s fashion and its function. For example, a knight in medieval times should be wearing medieval armour, not armour made of cloth. I imagine the girl is something of a prankster, able to manipulate time to suit her ends. She wouldn’t want to stand out in situations, and so the hooded cloak helps to disguise her and her assortment of gadgets.