C49 First Step to Long March

I defended myself, "This is hereditary..."

My Elder asked, "Who passed it on to you?"

I said weakly, "Of course it's you, Elder. Look. My grandfather is very tall, but my mother and sisters are only slightly taller than my mother. My aunt and aunt are about the same height as me. My sister is also my son. "

My elder glares at me, "You're the only one who knows how to say okay?"

I, Ms Yan