This video features a discussion between an atheist (Alex O'Connor), a Christian (Greg Koukl), and a spiritual thinker/psychiatrist (Alok Kanojia) on the topics of meaning and purpose in life. They explore various perspectives on why people feel a lack of purpose, the role of religion and spirituality in finding meaning, and the psychological and philosophical underpinnings of these concepts. The conversation touches on modern societal trends, the impact of technology, personal experiences, and differing worldviews.