Context: Genkai shivered and growled at that thought . " I do n\'t see that happening as long as I \' m still walking this earth , " she grumbled . Kayla broke out laughing and stuck out her tongue saying , " We wo n\'t have to wait that long , she can go any minute now ! " She was so hysterical about it that she even got Genkai \'s friends laughing and a smirk from Hiei . Genkai \'s face turned red .
Question: Why did Genkai 's face turn red ?
Option 0: He has allergies
Option 1: He is overheating
Option 2: He is embarassed
Option 3: He is holding his breath
Answer: 2