Errg no reads on villian 23/3/5.0, %100 raise flop Cbet over 35 hands. Do you stack off here? Villians donk bet means to me draw of some kind. Once he reraises me does this narrow his hand range to specifically a set? Im loosing to sets and 89 but ahead of some kind of pair draw and draws.

No-Limit Hold'em, $0.25 BB (7 handed) - Hold'em Manager Converter Tool from FlopTurnRiver.com

SB ($24.75)
Hero (BB) ($31.20)
UTG ($3.95)
MP1 ($22.30)
MP2 ($6.75)
CO ($57.25)
Button ($5.20)

Preflop: Hero is BB with 9, 4
1 fold, MP1 calls $0.25, MP2 calls $0.25, 2 folds, SB calls $0.15, Hero checks

Flop: ($1) 9, 8, 4 (4 players)
SB bets $0.25, Hero raises $1.50, 2 folds, SB raises $4.75, Hero calls $3.50

Turn: ($11) 2 (2 players)
SB bets $19.50 (All-In), Hero calls $19.50

River: ($50) K (2 players, 1 all-in)

Total pot: $50