Okay i really love these kind of dramas with such amazing cast I've always loved dramas that connect the past and present in an unexpected way.
I can assure you that you will feel whirlwind of so many different emotions just from the ep 1 to 8
This drama is filled with emotions so enjoy it and give it a try i can tell u..that you WON'T regret it :)

Done watching ep 1-8 waiting for the next episode
Even this drama not completed yet, I can say that there are so many lessons learned from this drama