NL50 hero call tptk AK with flush blocker vs funplayer?

Posted 7 years, 8 months ago

Blinds: $0.25/$0.50 (6 Players) BN: $50.00
SB: $152.73
BB: $86.69 (Hero)
UTG: $59.82
MP: $83.35
CO: $50.00

Preflop ($0.75) Hero is BB with A K

UTG folds, MP calls $0.50, 3 folds, Hero raises to $2.50, MP calls $2.00

MP is a funplayer, 30/5 in small sample and unknown

Flop ($5.25) K 7 6

Hero bets $3.74, MP calls $3.74

Turn ($12.73) K 7 6 5

Hero checks, MP bets $8.00, Hero calls $8.00

River ($28.73) K 7 6 5 5

Hero checks, MP bets $35.00, Hero folds

Final Pot MP wins and shows a pair of Fives.
MP wins $27.30
Rake is $1.43

He showed me QJo with the Qd...

I would have called a normal size bet. Would have called all AK with Ad. What does this line from a rec usually mean?