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A Mother's Lesson: When Sibling Rivalry Turns X-Rated

Chapter One: The Unexpected Lesson

The living room of the family's home was dimly lit, the only source of light coming from the flickering television. Olga, or Olya as she preferred to be called, sat on the plush couch, her body tensed as she felt her brother's hands on her.

"Not now, Anton. Not now," she said firmly, pushing him away. But Anton was undeterred, his eyes glazed with desire as he continued to grope his sister's shapely behind.

"It won't happen again, I promise. But I can't wait any longer," he leered, his breath hot against her neck.

Olya tried to extricate herself from her brother's grasp, suggesting, "Wait until Mom leaves, at least."

But Anton was unable to contain himself, tenderly kissing his sister on the lips. Olya hesitated for a moment, then gave in, murmuring, "Alright, but keep it down."

Olya, now on her knees, began to undo Anton's trousers. She had always enjoyed pleasuring her brother this way, the feeling of power and control it gave her. But just as Anton reached his peak, the door to the living room burst open, and their mother, Karina, stumbled in.

Karina was unkempt and disheveled, her hair sticking up in all directions. Taken by surprise, Olya quickly released Anton, who hurriedly pulled up his pants.

Stammering, Olya tried to explain, "Mom...we were just..." but she couldn't find the words.

Karina, with a knowing look, said, "What you were doing is called a 'blowjob'. And I'd like to know how long you've been at it."

Reluctantly, Olya admitted, "A month..."

Karina, intrigued, said, "Well, let's see what you've learned in a month."

Olya and Anton were stunned, but they didn't argue. Olya obediently resumed her position, pulling out Anton's member and demonstrating her technique.

But Karina found her daughter's efforts lacking. She placed a hand on Olya's head and, as Olya began to descend, pushed her down, forcing her to take in much more.

Repeating this several times, Karina managed to teach Olya how to take in the entire length.

Karina then said, "Now, let me show you a few tricks." She undid her own blouse, revealing she was wearing nothing underneath. She took Anton's member in her hand and, before engulfing it, thoroughly licked it from base to tip, circling the head and then slowly taking it all in.

Watching her mother, Olya decided to follow suit, undressing completely. Naked, she approached Anton, who embraced her, beginning to tease one of her nipples with his tongue.

Olya felt a surge of excitement as she took Anton in her mouth once again, this time using the techniques her mother had taught her. She could feel herself growing more confident with each stroke, and she knew that this was just the beginning of her unexpected lesson.

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