This is ... a tale of travel: travel with time travel stories. Everyone learns. all grown up: but not all people become adults. As long as life with the times, so long as it is also the life of the adults with age. 

Sunmi put forward her theory thus: 
a. grow up and learn the knowledge and experience is a challenge 
b. grow up and learn about life and knowing oneself is a fact that can not be avoided 

7 years later ... 

What happens when she forced to marry someone, not her choice? 

What happens if the recalcitrant and the intransigent should live under the same roof.? 

The story of 'love' between Sunmi and Myungsoo, not as simple as A + B = Peaceful Happy. This is because their history began much earlier than that. They used to hate each other, hate and mutual silent since the school ...