Personally, I'd forget the unarmed strikes and the quarterstaff, and make a grappler.
YMMV.
Try this on for size.
Klaus (CR 1, HD 1d8+2)
Female Human Mnk1
LN Medium Humanoid
Init +2 Spd 30
Listen +2, Spot +6
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AC 14 (FF 12, Touch 14)
hp 10 (Disabled -2/Dying -14/Injury 10)
Saves: Fort +4, Ref +4, Will +4
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Atk +2 base melee, +2 base ranged; Grapple +2;
+2 Melee (Unarmed strike 1d6+2/crit 20/x2)
Monk Features: Wisdom Bonus to AC (Max: 100), Monk Bonus Feat - 1st Level, Flurry of Blows, Unarmed Strike, Stunning Fist;
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Abilities: STR 14, DEX 14, CON 14, INT 14, WIS 14, CHA 10
Feats: Combat Expertise, Combat Reflexes, Improved Unarmed Strike, Stunning Fist.
Skills: Balance +6, Climb +6, Hide +6, Jump +6, Move Silently +6, Spot +6, Tumble +6.
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Goods: Backpack; Caltrops; Coin: sp (8); Grappling hook; Monk`s outfit; Pole, 10-foot; Pouch, belt; Rope, hemp (50 ft.); Waterskin (full).