[Turn N] My Tall Little Sister Is For My Personal Use [tsuyoshi]

A tall, busty little sister tired of dirty looks offers her doting older brother a private bargain — his protection in exchange for anything he wants with her soft, heavy breasts. Maika teases him with advance payment, eagerly inviting him to suck and worship them before guiding him into a devoted paizuri she researched just for him. What starts as a playful promise to become his personal tool becomes a clinging, leg-locked first time where she begs for all of him and melts for every deep, claiming nakadashi inside.