The book discusses consequences of the sins in this life and the after life. Then it discusses the repentance way to God through the basics and conditions of repentance. Then the book goes into the path of avoiding sins through devotion to the Holy Quran, Love of the Prophet's family (as), renouncing the worldly pleasures, associating with the righteous people and through remembering death. This book is an excellent and important one for every one of us since it not only warns us about the sins, but it takes our hands on the path of avoiding and repenting from them.