Taken from Both Ends (family sex stepbrother mfm dp threesome new adult erotica)

When Amy's ex-stepbrother Zach from her father's former marriage shows up at the family liquor store asking for her, she's a little more than surprised. She's turned on. Scrawny Zach is all grown up with muscular, sculpted biceps under his tee shirt, and Amy can't wait to explore the rest of him. But her current stepbrother, Evan, has other plans. He wants to keep his slutty stepsister all to himself. Luckily, the two young men may be able to come to a compromise...