Villain is unknown bought in in full and just sat down at the table this orbit. Is this standard, do I stack off here?


PokerStars No-Limit Hold'em, $0.50 BB (6 handed) Poker-Stars Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

Hero ($90.40)
MP ($17.25)
CO ($54.80)
Button ($17.05)
SB ($52.05)
BB ($67.05)

Preflop: Hero is UTG with J, J.
Hero raises to $2, MP calls $2, CO raises to $6.5, 3 folds, Hero calls $4.50, MP folds.

Flop: ($15.75) 8, 4, 2 (2 players)
Hero bets $13, CO raises to $26

Hero...

PS I apologize if this is standard