Weird line with Kings

[pokeritsallskill]

PokerStars No-Limit Hold'em, $0.50 BB (8 handed) from (Format: FlopTurnRiver Cards)

MP1 ($85.35)
MP2 ($81.20)
CO ($36.05)
Hero ($55.30)
SB ($27.85)
BB ($31.90)
UTG ($49.45)
UTG+1 ($63.45)

Preflop: Hero is Button with , .
UTG raises to $1.5, 2 folds, MP2 raises to $5, 1 fold, Hero calls $5, 2 folds, UTG calls $3.50.

Flop: ($15.75) , , (3 players)
UTG bets $3.5, MP2 raises to $10, Hero ?????,

[Zuccala]

[DoctorHandles]

Ugh I muck this on the turn and hate it.

4-bet preflop.

[NorthView]