NL 10 KK vs. Preflop Rereraise

[08-15am]

Party Poker No-Limit Hold'em, $0.10 BB (10 handed) Hand History Converter Tool from http://www.flopturnriver.comFlopTurnRiver.com (Format: Plain Text)

UTG ($10.44)
UTG+1 ($1.95)
UTG+2 ($9.90)
MP1 ($9.95)
MP2 ($1.55)
MP3 ($2.31)
CO ($15.65)
Button ($13.13)
SB ($9.90)
Hero ($10)

Preflop: Hero is BB with Kc, Ks.
UTG raises to $0.4, 4 folds, CO calls $0.40, Button calls $0.40, 1 fold, Hero raises to $1.45, UTG raises to $4.59, CO folds, Button folds, Hero ???

Call / Push / Fold

I had no stats on the villain cause i rently had joined the table.