[Closed] Set of fours on low connected board

Hand converted with online PokerStrategy.com hand converter:

Play hand

$0.01/$0.02 No-Limit Hold'em (8 handed)

Known players:
[tg]MP3 (Hero)$2.18:///////;CO$2.00:///////;BU$2.51:///////;SB$2.26:///////;BB$1.97:///////;UTG2$0.71:///////;MP1$2.12:///////;MP2$0.97:///////;[/tg]

Preflop: Hero is MP3 with 4:s, 4:d.
2 folds, MP2 calls $0.02, Hero raises to $0.10, CO calls $0.10, 4 folds, 3 folds, 2 folds, MP2 folds.

Flop: ($0.25) 3:d, 4:c, 5:c (2 players)
Hero bets $0.16, CO calls $0.16.

Turn: ($0.57) A:d (2 players)
Hero bets $0.36, CO raises to $0.99, Hero raises to $1.92, CO calls $0.75(All-In).

River: ($4.23) J:s (2 players)

Final Pot: $4.23.

Results follow:

Hero shows three of a kind, fours(4s 4d).
CO shows a straight, five high(2h 2s).

CO wins with a straight, five high(2h 2s).

This was such a strange hand, IDk if I can really fold here cause him having a two in his hand just seems so unlikely to me. But there isn't really any other hand he could play this way here. Just a strange hand.