well since the 1st season somebody joked that Nanami had yandere eyes, which somehow makes sense if you read the plot.....
or even demonic/berserker eyes
or even heck: Gundam Seed's SEED Mode eyes, yes you got it, Nanami is basically superhuman 24/7 which seems legit awsome or hilarious
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"legends said that Alto Saotome made a correct decision, he left both Ranka Lee & Sheryl Nome to marry the skies & proceed to make love with her, it was a long sight to behold according to the witnesses, the sky is now pregnant"