>Hello,
>
>I was fighting a mob and was suddenly attacked by the faceless
>nightgaunt of an evil conji. Not long after, I guess I've been
>summoned to him in the Shadow Grove (A faceless nightgaunt
>grapples you with a paralytic hold! A faceless nightgaunt
>spreads its wings and carries you off into the air. You hang
>in a senseless sprawl as you're carried away to its master!).
>I have 2 questions about this...
>
>1) Is there a way to avoid a conji summoning?

Sure. Two of the best ways:

1) The conjurer can't see you.
2) You're someplace the nightgaunt won't go.

See help bind nightgaunt for more information.

>2) Is it possible to recall from Shadow Grove (I quaff a
>return and a teleportation and failed both)?

Mostly, no.