Keita found himself increasingly troubled by the affections of his twin step-sisters, Ako and Riko, whose romantic attentions bordered on the overwhelming. Yet, he yearned to share their path, to attend the same high school. This desire now…

Ako’s gesture, a fleeting glimpse of her chest, was meant as encouragement, yet it became the sole focus of Keita's attention in class. Recognizing the futility of her initial approach, Ako devised a new one: she began writing his notes on …

A simmering tension had grown between them, a discontent fueled by constant affection. Finally, Keita, weary of the repeated displays of intimacy, proposed an end to it all. Riko, overhearing Keita’s fondness for sweets, attempted a ges…

As Keita studied, Ako and Riko found themselves lost in memories of their first days at junior high, recalling the moments they were separated from him. Watching him excel in athletics had sparked a deep affection. Unbeknownst to them, thei…

A casual touch, a moment of carelessness, sparked a ripple of unease. Keita’s gesture, meant with little thought, landed with unexpected force. A sharp sting on the arm, a look of clear displeasure – the incident left an undeniable mark. …

Ako and Riko, having acquired a raffle prize – a PC won by Ako’s father – set their sights on Akihabara, intending to explore the city’s adult entertainment offerings. Keita, reluctantly drawn into their plans, was tasked with accompanying …

A casual invitation led Yūzuki to join Keita, Mikazuki, Ako, and Riko at the pool. Suspecting a playful scheme, she followed them discreetly. While attempting to remain unnoticed in the bathroom, she was discovered by Ako and Riko, who, bel…

The festival offered Keita a rare reprieve from prep school demands. Ako and Riko, his companions, would compete with him for a night at the festivities, though they attended together as a group. However, a series of events involving the pa…

A quiet rivalry existed between Ako and Riko, each striving to be the most helpful. One afternoon, while alone in the room, Riko and Keita engaged in playful antics beneath the kotatsu, until Ako discovered them. Later, as they searched for…

The weight of the impending exams pressed down on Keita. He longed for a swift recovery, but the prospect of a prolonged convalescence was a burden he dreaded. His stepsisters, Ako and Riko, seemed determined to make his recovery a drawn-ou…

Keita awaited the results of his exams with a mixture of apprehension and hope. His friends, Ako and Riko, tried to bolster his spirits with good luck charms, though their efforts were met with a series of minor mishaps. Finally, they reach…

Ako and Riko arrived to find themselves too late for Keita’s graduation, the second button of his blazer stubbornly unyielding. Defeated, they decided on a makeshift consolation, a draw for prizes from Keita himself, with Mikazuki and Mihar…