Asian Massage Spa in NYC. Conveniently located in lower mid-town Manhattan our spa lets you relax in quiet and pleasant surroundings. GRS provides a first class massage and table shower that is highly rated by customers. Garden Retreat's staff is attractive, friendly and highly trained offering our special combination Swedish and Shiatsu massage that is sure to please. The rooms, tables, lockers, sheets, robes and towels are always exceptionally clean. Locker room traffic carefully managed to assure a comfortable privacy.