Villain is 13/6

Party Poker No-Limit Hold'em, $0.50 BB (9 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

saw flop|saw showdown

Hero ($77.97)
MP3 ($36.50)
CO ($31.40)
Button ($48.75)
SB ($19.50)
BB ($72.15)
UTG ($10)
UTG+1 ($49.10)
MP1 ($66.91)

Preflop: Hero is MP2 with A, A.
3 folds, Hero raises to $2.5, 4 folds, BB calls $2.

Flop: ($5.25) T, Q, 3 (2 players)
BB checks, Hero bets $3, BB raises to $8, Hero raises to $21, BB raises to $45, Hero??