Lua and the lost book

Eleven years ago, four young people were chosen by the council to end the catastrophe of those who created the book Damnatorum. After the mission was finished, the group was disbanded by some of the members leaving only three young people, until they were reunited again for a new mission which was to finish with the member who left and recover the book Damnatorum after so long, but when they met with the thief they realized that during all this time they were deceived and used, swearing and promising to finish with those who were free...