Step-Sister's Teasing Game

Short Synopsis: When 25-year-old college student Ethan returns to the family home, he finds himself in increasingly heated, playful encounters with his sharp-tongued 30-year-old step-sister Sophia. What starts as innocent teasing and light spanking quickly escalates into intense erotic tension, awakening forbidden desires in their modern step-family household. A slow-burn tale of dominance, submission, and irresistible attraction—all between non-blood-related adults. Tags: R18, Mature, Smut, Step-Siblings, Step-Family, Pseudo-Incest, Slow-Burn, Age Gap, Teasing, Light BDSM, Spanking, Power Dynamics, Consensual, Erotic Tension, Modern Setting, Harem Potential Reader Warning: This novel is purely fictional adult entertainment. All characters are 18+ (ages explicitly 25+), non-blood-related step-family members only, with no real incest. Every sexual act depicted is clearly consensual between adults. Do NOT attempt to replicate any scenarios in real life—this is fantasy only and not reflective of healthy real-world relationships. Reader discretion advised.