No reads on villain. Ive played a couple orbits but his stats have not come up yet. Is this a weak fold to an uknown? Saw afterward that he was 2 tabling.

PokerStars No-Limit Hold'em, $2 BB (9 handed) Poker-Stars Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

saw flop|saw showdown

BB ($199.65)
UTG ($239.25)
UTG+1 ($117)
MP1 ($213)
MP2 ($135.40)
MP3 ($254.05)
CO ($281.95)
Hero ($218.65)
SB ($217)

Preflop: Hero is Button with K, K.
6 folds, Hero raises to $8, 1 fold, BB calls $6.

Flop: ($17) J, 7, 8 (2 players)
BB checks, Hero bets $12, BB raises to $31, Hero calls $19.

Turn: ($79) 6 (2 players)
BB bets $52, Hero folds.

Final Pot: $79

Thoughts??