Two sisters who have become brother and sister, and their brother-in-law, Yufuyu, have a mischievous appeal whether they are asleep or awake.
Teenage Yufuyu is unable to step forward, but is there no way she can resist the impatient appeal of Ayaka and Haruka...?
First forbidden sexual relationship with two older sisters!
The sisters' battle for the younger brother's cock never ends...!
