[sage joh] Futari dake no Himitsu (COMIC Anthurium 2020-02) [ddock17]

When a young boy's father remarries, he finds himself living under the same roof as a beautiful, alluring new sister. While Shou-kun tries to navigate his new family dynamic, his sister harbors a secret passion that goes far beyond sibling affection. As the tension builds in the privacy of their home, the boundaries between siblings blur, leading to intimate moments where she takes control of his growing desires. Experience a steamy domestic tale where the warmth of a shared home ignites a much more heated connection.