The Monogamy Mystery is a thought-provoking advanced discussion which addresses the issue of monogamy. It addresses the important questions as to whether monogamy is natural or unnatural and whether a monogamous existence can truly be achieved by mankind. It studies monogamy from a biblical, sociological, biological and spiritual perspective and arrives at a most logical conclusion. Infidelity has been a destructive force to the institution of marriage. Hence, it is important for each of us to understand the root of infidelity and learn how to conquer it in order to enjoy more fulfilling lives. Many husbands and wives find themselves in the middle of extra-marital affairs, not because they want to destroy their marriages, not because they do not love their spouses, and not because they are inherently evil or bad-intentioned. My total life experiences have brought me to a place where I have formed the view that is has become urgent to unearth some necessary truths and understanding in an effort to stop, correct, and guide future generations of persons who opt for committed relationships in their ultimate pursuit of happiness. The Monogamy Mystery is the ultimate relationship companion on the real causes of infidelity in interpersonal relationships.