Hi guys! Strange hand in the 1k, can I fold here?

Seat 5: duubadaaba (8315 in chips)

Seat 7: OBigO (12754 in chips) 

Seat 8: Päffchen (7520 in chips)

Seat 9: iCeVeNoM (5881 in chips)

Päffchen: posts small blind 75iCeVeNoM: posts big blind 150

Päffchen: posts small blind 75iCeVeNoM: posts big blind 150

*** HOLE CARDS ***Dealt to OBigO [Qh Ac]

uWannaLoan?: folds needdollarz: folds Schamane22: folds Miksta: folds 

duubadaaba: raises 150 to 300

DjDanielLem: folds OBigO: calls 300

Päffchen: folds 

iCeVeNoM: folds

 *** FLOP *** [Kc Td 2c]

duubadaaba: bets 480

OBigO: calls 480

*** TURN *** [Kc Td 2c] [Jc]

duubadaaba: checks OBigO: bets 900duubadaaba: calls 900

*** RIVER *** [Kc Td 2c Jc] [7s]

duubadaaba: checks OBigO: bets 2100duubadaaba: raises 4515 to 6615 and is all-in