NL400: weird, weird line. Spew?

[armi94]

Gegner std Tag, ka was der hier am Turn c/c, seems like fd imo.

Hero raises QsJs from bu, sb calls - 100bb

Flop: ($28) K, 2, 2 (2 players)
SB checks, Hero bets $16, SB raises $52, Hero calls $36

Turn: ($132) 9 (2 players)
SB checks, Hero bets $81, SB calls $81

River: ($294) K (2 players)
SB checks, Hero raises to $375.10 (All-In)