Sana parents arrange merried for her even before she was born.... 

Tzuyu shock with news of her arrange merried.....

Sana is 28 years old.....

Tzuyu is 17 years old....

They need to living together now....

In seoul...

Can clumsy teacher and savage yet cute girl living together with peace.    

And about somi.... tzuyu crush??? Can somi convince tzuyu to stay away from sana????