Foreword: This is the fifth part (chapters 8 and 9) of my love and sex story with Christine, my girlfriend. She helped me out of a serious depression after my forced breakup with my first youth love, thanks to her kindness and love for me. She was the one who gave me back my zest for life when I was 18. She'd just turned 18 three days before the start of this fifth part of my true story. We were both alone together in her...