He's 55bb and very aggro. This is all the reads I have. He's like 43% Aggression frequency over ~100 hands. Do you think it's a standard fold?

$0.25/$0.5 No Limit Holdem
6 players
Converted at weaktight.com

Stacks:
UTG ($51.15)
UTG+1 ($49.25)
CO ($77.50)
BTN ($56.25)
Hero ($50.25)
BB ($27.50)

Pre-flop: ($0.75, 6 players) Hero is SB
4 folds, Hero raises to $2, BB calls $1.5

Flop: ($4, 2 players)
Hero bets $3.25, BB raises to $10, Hero ?