Now, i was 90% sure if there was a showdown i would loose, because 1 pair isnt going to win a OH hand, but im confused as hell as why this guy stayed in. I didnt loose any money im just curious

PokerStars Pot-Limit Omaha High, $0.05 BB (8 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

BB ($10.62)
UTG ($11.63)
UTG+1 ($5.26)
MP1 ($4.49)
MP2 ($6.71)
Hero ($4.24)
Button ($4.14)
SB ($5.90)

Preflop: Hero is CO with A, K, 9, A.
UTG calls $0.05, 1 fold, MP1 calls $0.05, MP2 calls $0.05, Hero raises to $0.15, Button calls $0.15, 2 folds, UTG calls $0.10, MP1 calls $0.10, MP2 calls $0.10.

He has [Qs 4d Ts Tc]

Flop: ($0.82) K, Q, J (5 players)
UTG checks, MP1 checks, MP2 bets $0.05, Hero calls $0.05, Button calls $0.05, UTG folds, MP1 calls $0.05.
He flops mid pair with a gutshot, no FD

Turn: ($1.02) 5 (4 players)
MP1 checks, MP2 checks, Hero bets $0.25, Button calls $0.25, MP1 folds, MP2 calls $0.25.
Turn is even worse. Still mid pair. No FD. Gutshot

River: ($1.77) 4 (3 players)
MP2 checks, Hero bets $0.5, Button folds, MP2 calls $0.50.

Final Pot:

Is he just an idiot or am i not seeing something here