Shit...This didn't work as it needs to...
I'm asking you for help guys, cause other ways I'm gonna suicide!!!
I'm going crazy with this thing!!!
How can I turn players pan with mouse from ISOMETRIC view (when camera is on the top of the player) ???
I need turning to be comfortable!!! So player will aim easily!!
Here is the picture, how it looks like:

Cameras PAN is always equals to ZERO and I need player to turn his PAN and AIM around!!!
I really need your help guys!!! Thank you all.