Lilith's Brood: The Complete Xenogenesis Trilogy, Octavia Butler (Kindle, 3.99)

https://www.amazon.com/Liliths-Brood-Complete-Xenogenesis-Trilogy-ebook/dp/B008HALOMI/ref=sr_1_5?dchild=1&keywords=octavia+butler+xenogenesis&qid=1617459511&s=digital-text&sr=1-5

Many of her other books, including the Parable Series, are also on sale.