This is a mysterious story about the inner palace complicated by a mission to assassinate the emperor and her own feelings of love.

Xue Hua was commanded to enter the inner palace to assassinate the emperor, but there she reunited with her first love...
"It's time for us to take back our throne." Xue Hua has been fed poison by her stepmother for years and can now kill someone with a single kiss. Her parents send her to the inner palace to assassinate the emperor, but there she reunites with her first love, Zi Lian. He had once vowed to marry her... but it is nothing more than a bittersweet memory for Xue Hua. Now that her entire body was poisonous, she can't stay by his side... This is the first volume of
the intriguing story about the inner palace full of turmoil between a mission and pure love!