NL10 facing donk river vs fish

Posted 8 years, 4 months ago

Blinds: $0.05/$0.10 (6 Players) UTG: $8.97
MP: $8.36
CO: $13.15 (Hero)
BN: $10.11
SB: $11.24
BB: $12.53

Preflop ($0.15) Hero is CO with K K

MP raises to $0.20, Hero raises to $0.60, 3 folds, MP calls $0.40

Flop ($1.35) 5 2 J

MP checks, Hero bets $0.94, MP calls $0.94

Turn ($3.23) 5 2 J 8

MP checks, Hero bets $2.26, MP calls $2.26

River ($7.75) 5 2 J 8 T

MP bets $4.56 and is all in, Hero calls $4.56

how do you play the river? i have no info on vilain except that its just a calling fish