Nia Sioux is ready to forgive - but she'll never forget. The Dance Moms alum sat down with Us Weekly ahead of the release of her new memoir, Bottom of the Pyramid: A Memoir of Persevering, Dancing for Myself and Starring in My Own Life (out Tuesday, November 4), in which she reflects on her time on the hit Lifetime reality series. "I hold a lot of love in my heart," Sioux, 24, told Us of whether she forgives Abby Lee Miller, the infamous dance teacher at the helm of the show, her castmates and their mothers. "I'm not a hateful person.