Communion is a memoir by Whitley Strieber, based on his alleged experiences with alien abduction. The book recounts Strieber's encounters with otherworldly beings and the psychological and emotional impact they have on him. Communion delves into the mysteries of the human mind, the nature of reality, and the possibility of extraterrestrial life. Whether you believe in the veracity of Strieber's claims or not, this book offers a fascinating exploration of the alien abduction phenomenon.