19 yr. old and friend entertain family and then dad's friends.(Incest/Taboo)

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It was Sunday morning. I just woke up and I had as a message from Kara. I'd been buried at work and hadn't talked to her for 3 days. Kara is my BFF. My name is Lisa and I'm 19 years old.

She asked me what I'd been doing and I told her a work project and that I was sorry to be out of it for so long. She started telling me about what was going on. We chatted for a while and then she invited me over. I never said no when she invited me. I...