Villain is pretty aggressive overall and will bluff missed draws, with 2 pairs and sets I'd expect him to 3bet flop or raise turn atleast.
Poker Stars $0.25/$0.50 No Limit Hold'em - 2 players - View hand 2089124
DeucesCracked Poker Videos Hand History Converter
Hero (BB): $78.88
BTN/SB: $53.50
Pre Flop: ($0.75) Hero is BB with 8 
7
BTN/SB raises to $1, Hero calls $0.50
Flop: ($2.00) 7 
5 
3 (2 players)
Hero checks, BTN/SB bets $1.50, Hero raises to $5, BTN/SB calls $3.50
Turn: ($12.00) 9 (2 players)
Hero bets $7.50, BTN/SB calls $7.50
River: ($27.00) 9 (2 players)
Hero checks, BTN/SB bets $20, Hero calls $20
