After being rejected by her senior, whom she admired, Sayaka becomes withdrawn and loses focus at her part-time job, making mistakes and getting scolded. One day, she's approached by a man by chance. Hesitant at first, she agrees to go on a date with him. Through their time together, Sayaka begins to fall for him, but the man was only toying with her. Betrayed, she breaks down in tears, her heart on the verge of shattering. Two weeks pass with no sign of her period, fueling her anxiety until she spirals into despair. What Sayaka truly longed for was... a passionate encounter filled with BDSM, Cowgirl position, 69 Position, and being Tied Up.