300 NL - 2-5 blinds
Hero has 1000 behind, Villain has about 700 behind.

Hero has Ah-Qh in CO. Villain is MP1.

Reads: Villain is a black dude and gambles a little bit,Not a fish but not rock solid either.

UTG limps, Villain limps, MP3 limps, Hero raises to 15, button calls, SB calls, BB calls, UTG calls, Villain calls, MP3 calls.

Flop (90$): As-Qc-7c
Villain bets 75, Hero raises to 250, Villain thinks and think

Villain: You got a set ?? or 2 pair ?? what do you have...I have Ac...flashes the Ac. doesnt show other card. finally CALLS.

Turn(590): As-Qc-7c-3c
Villain goes all in for about 450, Hero ???????????????????????????

What should hero do ?