Desperation you think?

Yes, but... the very next call he makes should be the police.
Not to file a complaint or anything, they never take those seriously anyway. Just a freindly heads up, hey police this is what's going on... If I go missing or turn up dead, I just wanted to be able to jump start your investigation.

Well there's a thin line between psycho and in love so I guess that would happen.

There sorta the same thing.