mother's best friend

My mother's best friend is just an old lady anyway. Takaaki's preconceptions were shattered by his mother's best friend, Hikaru. She has a beautiful face and voluptuous breasts that can be seen even through her clothes. He wants to get closer to Hikaru, who has a body that likes Takaaki no matter where he is, but he is not good at talking and cannot have a good conversation. Takaaki gets irritated and goes on a rampage to steal her panties and masturbate her, but unfortunately this is also discovered. However, instead of getting angry, Hikaru gently kisses me...