We are immortal life. Think of the opportunity of self-realization. What a gas!
Allow the inherent emptiness within what you are about to do direct you.
To love is to be balanced, to extend one's self beyond the sense of self.
There are many other chakras, or nadis as they are also called. There are chakras in the hands, fingertips, feet and a number of other areas.
There are many great bands of perception in the universe. There are both organic and inorganic bands of perception.
Tantra does not seek any type of experience, nor does it avoid it.