Forced to wear ill-fitting clothes, Rin, the stepdaughter with visible nipples and panty lines every day, aroused her stepbrother's desires. One day, he finally snapped and attacked her. Rin, at an age where she was beginning to be interested in sex, resisted but ultimately succumbed to pleasure, crossing forbidden boundaries. Worse still, her stepfather also assaulted her, plunging her into the sensations of incest…！！
