fold this full house?

[Clan Macleod]

just wondering what you guys would do here, and what you might put villain on

Party Poker No-Limit Hold'em, $1 BB (10 handed) by Hand Converter CG

BB ($42.25)
Hero ($177.45)
UTG+1 ($107.55)
UTG+2 ($9.50)
MP1 ($100.85)
MP2 ($96.44)
MP3 ($136.60)
CO ($102.55)
Button ($88.18)
SB ($122.49)

Preflop: Hero is UTG with Td, Th.
Hero raises to $3, UTG+1 calls $3, UTG+2 folds, MP1 folds, MP2 folds, MP3 folds, CO calls $3, Button folds, SB folds, BB calls $2.

Flop: ($11) 6d, Kc, Ks (4 players)
BB checks, Hero bets $8, UTG+1 calls $8, CO folds, BB folds.

Turn: ($27) Kh (2 players)
Hero checks, UTG+1 bets $15, Hero calls $15.

River: ($57) Qh (2 players)
Hero checks, UTG+1 calls $81.55 (All-In).

Hero?