Your step-sister has recently turned to the dark side, and you still hold your morals, values and beliefs, however your step-sister is so seductive and irresistible- will she seduce you to the dark side? Your step-sister will tease and seduce you with her breasts and ass, as you resist temptation and then as your resisting you realise you are jerking off to her instruction and you have given into her sinful satanic lust, you can't help it... she turns you on and convinces you to sin for her immoral pleasure