Des:My sister saw me masturbating and I hid it in a hurry, and she said, ``I know that much too! Shall I do it for you?... an unexpected suggestion! If you give me a hand job, Ill ejaculate in seconds! However, my younger sister was wondering about my dick not stopping even after ejaculation, and when I made a desperate excuse, saying, ``It wont stop if I cum with a hand job like that, she started sucking my dick this time. As expected, she also ejaculates with a blowjob. This time, her younger sisters expression completely changed! ? ``I have to go all the way to the end... and ends up crossing the forbidden line...