I have a childhood friend who went to the same school as me from kindergarten to middle school, but she comes to my house every day without permission, always dressed defenseless and always unguarded! She touches my body more than necessary, and it's natural to see her cleavage and panties. Of course, I get a boner! Then my childhood friend started teasing me about my boner, so I said, "I can't help it, anyone would do that... What about you?" and she looked embarrassed and started breathing heavily...