"Just the tip please! Please!" "Of course not!" Aika was desperately resisting her son's demands for her body. After he caught her masturbating, her son demanded various erotic acts as payment for her silence, and Aika reluctantly accepted, but refused to let him penetrate her. As a parent and child, they must defend the line that should never be crossed. That was Aika's parental feelings. However, her hot-blooded son was not convinced and offered a compromise, asking her to insert just the tip of 3cm...