Board Thread:Questions and Answers/@comment-66.69.14.3-20140402021439/@comment-1889345-20140405133403

It is shown very well in Jin's Gag Ending in CS, where he seems to say everything he thinks to such a crazy extent. I can't remember where else, try Jin, Noel and Tsubaki's story mode in CS[E], but I am certain that it is very clearly shown at multiple points.