Yahari ore no seishun rabukome wa machigatteiru.

Last season is big cliff-hanger but very good shows who student which are lonely behave. For my personal view or experience I think first loner they try to along with everyone but then things not work out the relationship is just bust with the humiliation that is hard to survive which happen with hero as he reject by the girl.

And may be more but this many person live these condition sometime it is temporary and sometime this is nature that develop with the failure that try to raise question here how did a loner adjust with group when got a opportunity