No read, unknown. i had no idea what my opponent had in this hand. Villain could have set, better two pairs or Ace with good kicker. what should i do on the turn when facing 3 bet? Multiway limped pot is surely dangerous and kind of unreadable.

PokerStars No-Limit Hold'em, $1.00 BB (9 handed) Poker-Stars Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

UTG ($150.50)
UTG+1 ($99)
MP1 ($71.30)
MP2 ($18.50)
MP3 ($61.70)
Hero ($127.65)
Button ($94)
SB ($20.30)
BB ($181.50)

Preflop: Hero is CO with 9, A.
1 fold, UTG+1 calls $1, MP1 calls $1, 2 folds, Hero calls $1, 1 fold, SB completes, BB checks.

Flop: ($5) A, 6, T (5 players)
SB checks, BB checks, UTG+1 bets $1, MP1 folds, Hero calls $1, SB folds, BB folds.

Turn: ($7) 9 (2 players)
UTG+1 bets $4, Hero raises to $15, UTG+1 raises to $26, Hero ?