This document defines sin as rebelling against God by enthroning oneself above God. It provides biblical examples of sin being hostility towards God and lawlessness. The document discusses how sin creates a barrier between humans and God, with the consequences being death or hell. It presents Jesus as the solution and gift of eternal life for those who turn from sin and surrender to God. In the end, it asks the reader to consider which side they are on - forgiven and with hope of heaven, or unforgiven and facing judgement in hell.