ISHIKAWA Danna, a diary of his elder sister

The family moved to a smaller number of rooms, and the older sister and younger brother who became the second concubine. While spending time in the same space, his younger brother is tempted by his sister's unprotected and captivating figure. My brother, who has finally become unbearable, attacks his sister as he desires! And my deceased sister also fell in love with the pleasure of SEX. Sex story of the forbidden sister and younger brother who have been connected with mind and body.