User blog comment:JediSpectre117/Citadel DLC, conspiracy, Thoughts?/@comment-1440333-20130228234410/@comment-4953843-20130301032848

it's one of the random shopkeepers on the citadel.

all of them slugged it out highlander style after learning shepard declared ALL of their shops to be his/her favorite store on the citadel

and THERE CAN ONLY BE ONE.

the survivor is out for blood because they were all such buddies before.

alternately, it's the ramen store owner. overheard grunt mock his noodles, went blood rage.