200 NL, Aces facing resistance on a drawless board

[KSakuraba]

200NL, 8-handed, played just few orbits so no real reads.

Texas Hold'em No Limit EUR 1,00/2,00

Players involved:
Villain (EUR 222 in seat 4)
KSakuraba (EUR 384 in seat 7)

KSakuraba was dealt: A[img]/images/graemlins/heart.gif[/img]A[img]/images/graemlins/diamond.gif[/img]

UTG Fold
UTG+1 Fold
KSakuraba Raise (7.75)
Caller1 Call (7.75)
Caller2 Call (7.75)
Caller3(SB) Call (6.75)
Villain(BB) Call (5.75)

Flop (Pot ~31)
T[img]/images/graemlins/club.gif[/img] - 5[img]/images/graemlins/heart.gif[/img] - 7[img]/images/graemlins/diamond.gif[/img]

SB Check
Villain Check
KSakuraba Bet (27.00)
Caller 1 Fold
Caller 2 Fold
Caller 3 Fold
gako Raise (75.00)
KSakuraba ???????

So at that point pot is ~133 and it's 45 to call for hero, villain has ~130 left.

Thanks guys,

Saku