Stepsister's 7 Squirts for Christmas

It's almost Christmas and your stepsister wants to know if you got her a present. You got her naughty Xmas lingerie and she has to show you how it looks on her. She gets you back by edging your hard cock until you can't take it anymore! By the time Christmas morning shows up, she has not given you actual present but now she will. Can you guess what it is? By the end of Xmas, you have discovered stepsister's hottest skill, squirting! This is the best Xmas ever!!!