Do you call this against a LAGG?

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

BB ($88.75)
UTG ($50)
MP ($27.50)
Hero ($49.75)
Button ($48.50)
SB ($89.95)

Preflop: Hero is CO with Q, J.
2 folds, Hero raises to $2, 1 fold, SB calls $1.75, 1 fold.

Flop: ($4.50) 9, J, 9 (2 players)
SB bets $2, Hero calls $2.

Turn: ($8.50) 8 (2 players)
SB checks, Hero checks.

River: ($8.50) 5 (2 players)
SB bets $6, Hero...