Sayonara Zetsubou-Sensei, Volume 6

Those suffering from this peculiar condition, according to Zetsubousensei, blame themselves for everything that goes on around them. But as Zetsubousensei explores this affliction, he realizes that he himself is a victim! Luckily, the sensei has a foolproof plan for putting an end to Delusional SelfBlaming Disorderwhich happens to involve a long rope dangling from a tree. Could this be the end of Zetsubousensei?