Good Bye My Princess

What is Good Bye My Princess about (plot, summary)
A love story revolves around the 9th Princess of Western Liang as she
journeys to the Central Plains to fulfill a marriage alliance with the
Crown Prince. Having received overwhelming love and admiration as the 9th Princess,
Xiao Feng is forced to leave the life that she has known in order to
become the Crown Princess. Her husband, the black-bellied Crown Prince,
holds the highest position second only to one, the Emperor. However, the Eastern Palace is the most dangerous place to be. For
political reasons, the Prince has no choice but to marry the Princess
from a foreign land. He has his own favored concubine while she has her
own life. Two parallel lines begin to intersect in a place fraught with
danger and deadly power play and buried somewhere deep inside are
memories that have yet to resurface.