50NL overpairs facing heat

[Miyogi]

Villian in this hand is a tag 22/18 though we haven't tangled much, the short stack is a big donk of course.
Full Tilt Poker, $0.25/$0.50 NL Hold'em Cash Game, 6 Players
LeggoPoker Hand History Converter

BTN: $11.15
Hero (SB): $70.05
BB: $20.60
UTG: $49.25
MP: $76.95
CO: $102

Pre-Flop: A[img]/images/graemlins/club.gif[/img] A[img]/images/graemlins/diamond.gif[/img] dealt to Hero (SB)
2 folds, <font color="red">CO raises to $1.75</font>, BTN calls $1.75, <font color="red">Hero raises to $8.50</font>, BB folds, CO calls $6.75, BTN calls $6.75

Flop: ($26) Q[img]/images/graemlins/heart.gif[/img] 7[img]/images/graemlins/spade.gif[/img] K[img]/images/graemlins/heart.gif[/img] (3 Players)
<font color="red">Hero bets $14</font>, <font color="red">CO raises to $28</font>, BTN calls $2.65 and is All-In, Hero?

Both players are new to the table on this one so now real reads.
Full Tilt Poker, $0.25/$0.50 NL Hold'em Cash Game, 5 Players
LeggoPoker Hand History Converter

BTN: $29.30
Hero (SB): $80.45
BB: $38.30
UTG: $72.05
CO: $48.25

Pre-Flop: Q[img]/images/graemlins/spade.gif[/img] Q[img]/images/graemlins/heart.gif[/img] dealt to Hero (SB)
BTN calls $0.50, <font color="red">Hero raises to $2.50</font>, BB calls $2.50, UTG folds, CO calls $2, BTN calls $2

Flop: ($10.25) T[img]/images/graemlins/diamond.gif[/img] 5[img]/images/graemlins/diamond.gif[/img] 3[img]/images/graemlins/club.gif[/img] (4 Players)
CO checks, BTN checks, <font color="red">Hero bets $7.75</font>, BB calls $7.75, <font color="red">CO raises to $45.75 and is All-In</font>, <font color="red">Hero?</font>