Ai to Yobu Ni Ha Sukisugiru (CHARADE BUNKO Te 1-1)

[Machine Translation] It all began when the young Kiyomasa picked up Rokunosuke, a baby abandoned in front of his house. Kiyomasa loved Rokunosuke, who had been adopted by the Tsubaki family, so much that it did not hurt to put it in his eyes. Even as they grew older, their relationship remained too close for a family. The secret sexual desire treatment, like sex, that began with Rokunosuke's begging, has continued throughout the years. Their happy and peaceful days, which may be a little strange, begin to be shaken when Rokunosuke starts talking about having an arranged marriage...?

家の前に捨てられていた赤ん坊の禄之助を幼い清正が拾ったことがすべての始まりだった。椿家の養子になった禄之助を、目に入れても痛くないほど溺愛してきた清正。互いに大人になっても家族にしては近すぎる関係は変わらないまま。禄之助に乞われて始まったセックスのような秘密の性欲処理も、ずっと続いている。少し変わっているかもしれないが穏やかで幸せだった毎日は、禄之助が見合いをすると言い始めたことで揺らぎ始めて...!?