HBAD-676 — When I Returned To My Parents' House For The First Time In A While, My Sister, Who Had Grown Into A Busty Girl, Started Seducing Me... Rin Hasumi

When I got a job and started living alone in the countryside, I returned to my parents' house for the first time in six years and found that my sister Rin's breasts, which used to be small, had become huge. Rin saw her father masturbating and found out that her mother had not allowed her to have sex with him. She felt sorry for him and wanted to do something that felt good in place of her mother, so she asked him if he could touch her breasts if he wanted...