Shenzhen has been a very powerful assassin but because of her trust on boyfriend her life come to an end. She love her boyfriend so much that she didn't expect that on their engagement her boyfriend will poison her that even she's a powerful assassin she cant do anything but to die. but give an oath that " if i will be able to live i will avenge myself for all the betrayal that you did to me". She thought that it will be the end of her life but she didn't expect to be born again. She's been transmigrated to another body that is Lovely Zylene that also known as a trash in their family. In this life she will meet the person that will love her faithfully and will never cheated on her.