During the summer when my parents were away, my brother gave me a birthday present: to lose my virginity to his sex friend, Alice. She took my virginity and taught me everything about squirting, step by step. Even though I didn't know anything about sex, I quickly acquired the technique to make her squirt whenever I wanted. As I improved, Alice's Kokoro and body became more and more devoted to me, and we gradually began to desire each other like lovers...