plo25z AA78r bluff NFB or check-down?

Posted 6 years, 9 months ago

Blinds: $0.10/$0.25 (6 Players) BN: $8.32
SB: $24.60
BB: $32.36
UTG: $25.00
MP: $23.78
CO: $25.35 (Hero)

Preflop ($0.35) Hero is CO with 7 A 8 A

UTG folds, MP raises to $0.85, Hero calls $0.85, 3 folds

Flop ($2.05) 4 Q K

MP checks, Hero bets $0.64, MP calls $0.64

Turn ($3.33) 4 Q K 6

MP checks, Hero bets $2.29, MP calls $2.29

River ($7.91) 4 Q K 6 8

MP checks, Hero checks

Final Pot MP wins and shows a pair of Aces.
CO wins and shows a pair of Aces.
CO wins $3.78 MP wins $3.79
Rake is $0.34

Should i bluff this using nut flush blocker or do i have enough showdwon value to check?