This guy's play I don't know what to make of, on this dry of a board.
I would think 78 may take a stab on the flop. Just seems a bit weird.
What you think?

Player 1(SB) $16.53 - VP:28 PFR:18 AF:0.8 W:50|75 STL:60|80 3B:7| CB:33|0 N:3.86 Hands:39
Me(BB) $11.04
Player 4(UTG) $7.24 - VP:56 PFR:21 AF:1.8 W:11|0 STL:33|40 3B:0|50 CB:17|100 N:0.76 Hands:39
Player 6(BTN) $3.95 - VP:37 PFR:11 AF:11.0 W:30|33 STL:75|83 3B:0| CB:100|100 N:-1.38 Hands:38




Pre Flop: Me(BB) with [Ac,9d]
Player 4(UTG) calls 0.10,
Player 6(BTN) calls 0.10,
Player 1(SB) calls 0.05,
Me(BB) bets 0.50,
Player 4(UTG) calls 0.50,
Player 6(BTN) folds,
Player 1(SB) folds


Flop: (Kd,9s,6h)(2 players)
Pot - 1.40
Me(BB) checks,
Player 4(LP) checks


Turn: 5c (2 players)
Pot - 1.40
Me(BB) bets 0.80,
Player 4(LP) raises 1.65,
Me(BB) ?