HKD-136 I fell in love with my grandson's body Eri Kuramoto

Rentaro, who lost his mother when he was a c** and whose father moved all over Japan for work, was raised by his grandmother Eri from a young age. - I went to university in Tokyo and started living alone, and today I returned to my grandmother's house for the first time in a while. - Eri, who has been living alone since her grandfather passed away three years ago, is filled with frustration despite her age. - The two meet again for the first time in a while. - Frustrated Eri has her grandson Rentaro's body...