Thirteen

He seemed unaffected. Until he broke out into the most ridiculously hysterical laughter I had ever heard. The humour in my answer was lost to me even though I knew the reason why it shouldn't have been my answer at all.

"Boy, you truly should be a part of our family. You aren't even half sane as I thought you would be! My brother sure does have a great taste." With a grin still lingering on his face, he got up from the seat and walked towards one of the locked cupboards in the room and tried to jiggle the handles only to come up with nothing but disappointment.

"How many years are you-" I didn't need to finish the question as he cut me off and replied without any delay.

"Thirty minutes." Confusion clouded my mind as I frowned at the answer I received. Maybe he didn't get my answer after all and thought I was asking something else until it dawned on me.

They were non-identical twins.