You don't need a girl to masturbate, you only need yourself, it makes it better with a girl but self pleasure is what masturbation is, there are many ways to masturbatewhen your by yourself and don't...
Pick a time when you are alone without anyone else at home or do it at night time when everyone is sleeping. You can also do it in the bath, or in the shower, there are many ways for women to...
Get a sanatry towel and make it damp with warm water and then ride something whilst wearing just that (and maybe some panties). It feels awesome and doesnt hurt a bit. To make it work even more try...