Split ladyfingers lengthwise and use them to line the bottom and sides of an 8x8 inch dish. Stir together coffee and 1/3 cup maple syrup until smooth. Spoon mixture over ladyfingers.
In a large bowl, beat together cream cheese, sour cream and 1/2 cup maple syrup until smooth. Fold in whipped topping. Spread mixture over soaked ladyfingers. Cover and chill 15 minutes.
