Opponent is unknown and cold call 3bet on button preflop. I cbet on flop and after he calls I bet again on turn and get raise. I expected different hands here. What is the best option here fold/call/raise?
PokerStars, Hold'em No Limit - $0.02/$0.05 - 5 players
Replay this hand on Pokeit - https://pokeit.co/public/625h6XWUo/r
UTG: $3.43 (69 bb)
CO (Hero): $5.07 (101 bb)
BU: $5.36 (107 bb)
SB: $5.00 (100 bb)
BB: $5.00 (100 bb)
Pre-Flop: ($0.07) Hero is CO with K♠ A♥
UTG raises to $0.15, Hero 3-bets to $0.45, BTN calls $0.45, 3 players fold
Flop: ($1.12) 7♦ 8♠ A♠ (2 players)
Hero bets $0.54, BTN calls $0.54
Turn: ($2.20) 3♥ (2 players)
Hero bets $1.20, BTN raises to $2.40, Hero raises to $4.08 (all-in), BTN calls $1.68
River: ($10.36) 2♥ (2 players, 1 all-in)
Total pot: $10.36 (Rake: $0.43)
Spoiler
Showdown:
CO (Hero) shows K♠ A♥ (a pair of Aces)
(Equity - Pre-Flop: 44%, Flop: 5%, Turn: 0%, River: 0%)
BU shows 8♣ 8♦ (three of a kind, Eights)
(Equity - Pre-Flop: 56%, Flop: 95%, Turn: 100%, River: 100%)
BU wins $9.93