NL25 - overpair on monotone board

[customer_nr1]

MP1 is 49.18/1.64/0.26 over 61 hands.

Poker Stars, $0.10/$0.25 NL Hold'em Cash Game, 9 Players
LeggoPoker.com - Hand History Converter

BTN: $28.65
SB: $17.50
Hero (BB): $26.75
UTG: $25.05
UTG+1: $51.95
UTG+2: $19.20
MP1: $44.30
MP2: $34.85
CO: $14.50

Pre-Flop: Q[img]/images/graemlins/heart.gif[/img] Q[img]/images/graemlins/spade.gif[/img] dealt to Hero (BB)
3 folds, MP1 calls $0.25, 2 folds, <font color="red">BTN raises to $1</font>, SB folds, <font color="red">Hero raises to $2.75</font>, MP1 calls $2.50, BTN folds

Flop: ($6.60) 8[img]/images/graemlins/club.gif[/img] 5[img]/images/graemlins/club.gif[/img] 2[img]/images/graemlins/club.gif[/img] (2 Players)
<font color="red">Hero bets $5</font>, <font color="red">MP1 raises to $10</font>, Hero ?

What is the best option here?
Also what do you think his range is?