A book that explains the effects of sins on the universe and the living in many chapters among which: the origin of sins and their causes, the effect of sin on the preceding nations, the effect of sin on the nation of the prophet Mohammed -peace be upon you-, serious matters to which the servant does not pay attention that has a rapid, grave effect, effect of sin on the slave and the effects of quitting it. How to repent and protect yourself from sins? the way-out of the grave consequence of sin.