The only reason I won't buy this is cause it's not being developed by the CoD 4 team. For some reason they gave it to the mooks who made CoD 3.
I may buy it just for the awkwardness value of playing it with my girlfriend, who is Japanese xD "C'mon baby, Banzai charge, do it!"
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I was debating going to an erotic fair held at a nightclub in town just for the sake of being awkward, which is exactly what happened.