In An Absent Dream by Seanan McGuire
This novel follows the journey of a young girl who discovers a magical doorway that leads her to the Goblin Market, a realm where fair value must be given for fair value received. As she navigates this enchanting yet strict world, she finds a place where she truly belongs, with rules that make sense to her. However, the girl must balance her life between the Market and her reality at home, grappling with the consequences of her choices and the price that must be paid for the life she desires. Her story is a poignant exploration of the sacrifices we make for the places we call home and the sometimes painful decisions involved in growing up and finding where we belong.