Villain's 27/8

I feel like he's donking this flop with any piece, so it seems to make sense to just flat. I can get value from pairs and gutshots on the turn, so I bet.

On the river iunno what to do. bet/fold like half pot?



$0.05/$0.10 No Limit Holdem
9 Players
Hand Conversion Powered by weaktight.com

Stacks:
UTG ($10.55)
UTG+1 ($4)
MP1 ($8.14)
MP2 ($10)
MP3 ($12.14)
CO ($8.90)
kiwimark (BTN) ($12.64)
SB ($6)
BB ($7.76)

Pre-Flop: ($0.15, 9 players) kiwimark is BTN
6 folds, kiwimark raises to $0.30 ($12.34), 1 fold, BB calls $0.20 ($7.46)

Flop: ($0.65, 2 players)
BB bets $0.60 ($6.86), kiwimark calls $0.60 ($11.74)

Turn: ($1.85, 2 players)
BB checks ($6.86), kiwimark bets $1.20 ($10.54), BB calls $1.20 ($5.66)

River: ($4.25, 2 players)
BB checks ($5.66), kiwimark ($10.54)?