Folding KK preflop?

[imajika]

My usual limits are 50c\$1 and $1\$2 but I've just recently moved up to $2\$4 and I am still finding my feet at this level. I had only just sat down on this table and had no reads yet.

$400 USD NL Texas Hold'em
Seat 4 is the button
Total number of players : 6
Seat 1: BB ( $234.40 USD )
Seat 2: UTG ( $607.98 USD )
Seat 3: CO ( $604.21 USD )
Seat 4: BTN ( $708 USD )
Seat 5: Empty ( $0 USD )
Seat 6: Hero ( $386 USD )
Hero posts small blind [$2 USD].
BB posts big blind [$4 USD].
** Dealing down cards **
Dealt to HERO [ Kc Ks ]
UTG raises [$8 USD]
CO folds.
HERO raises [$22 USD]
BB calls [$20 USD]
UTG raises [$48 USD]
HERO calls [$32 USD]
BB is all-In.
UTG calls [$178.40 USD]

Hero???