Моя симпатичная сводная сестра показывает мне свое новое нижнее белье, и я высказываю ей свое мнение

My beautiful stepsister's boyfriend bought her some really nice underwear, and my stepsister wanted my opinion on how it looked on her. The truth is that we ended up fucking. My brother-in-law has excellent taste, as that red thong looks fabulous on my stepsister.