If you do not want to be reborn into hell and undergo extreme suffering and torture, you need to cut off all evil, repent for any past wrong-doings and start practising doing good.This is the moral law of karma in Buddhism.
The following Chinese video 地�變相圖 (picture of realm of hell) is a clear depiction of what the realms of hell is like in buddhism.
Part 1
http://www.youtube.com/watch?v=73kZa7jCSgg
Part 2
http://www.youtube.com/watch?v=kX2xQdcep7U
Part 3
http://www.youtube.com/watch?v=pIHRNuxEWpE
Part 4
http://www.youtube.com/watch?v=BWU4m6R79NI
Part 5
http://www.youtube.com/watch?v=PH6rKBwsOKk
Part 6
http://www.youtube.com/watch?v=swgnNxM5rvI
Part 7
http://www.youtube.com/watch?v=KJeThWezw5Q
�無大願地�王�薩�
�無阿彌陀佛�
/\