Protection not available

Seems this hand is unprotectable, so the only thing to do is put money in and pray.

PokerStars 2/4 Hold'em (8 handed) FTR converter on zerodivide.cx

Preflop: Hero is MP1 with Ac, As. CO posts a blind of $2.
UTG calls, UTG+1 calls, Hero raises, 3 folds, SB calls, BB calls, UTG calls, UTG+1 calls.

Flop: (11 SB) Ks, Ah, 9s (5 players)
SB bets, BB calls, UTG calls, UTG+1 folds, Hero raises, SB calls, BB calls, UTG calls.

Turn: (9.50 BB) Td (4 players)
SB checks, BB checks, UTG checks, Hero bets, SB calls, BB raises, UTG folds, Hero calls, SB calls.

River: (15.50 BB) 2h (3 players)
SB checks, BB bets, Hero calls, SB folds.

Final Pot: 17.50 BB