Board Thread:Questions and Answers/@comment-173.238.72.40-20150331214350/@comment-24494906-20150331215727

The anime got rid of most of the mystery underlying Tokyo Ghoul and all of the stuff concerning Prof. K. You won't be able to understand some of things going on in TG:re without knowing that.

The best choice is to read the manga from the start. The second-best choice is to read it from chapter 47. The third-best choice is to read it starting from around chapter 70. The fourth-best choice is to start at chapter 78.