The World Without My Sister Who Everyone Loved

"I hate you enough to want to kill you, Sienna." I was my sister’s shadow all my life, and I was betrayed by her and died. But… people have changed since the day I came back in time. "You're the only child Nacht chose." "His Highness recognizes you as family." Something's wrong. These people seem to mistake me for my older sister. "I beg you, believe in us for once, that we care for you." I once wanted to be loved. Now I fear that this mindset will become my weakness. One betrayal was enough. Everything is over when you bet everything in love. I just want to get my life back so… --- After being taken in by the noble house of Nacht, Sienna grew up with her adopted sister, Lorena, who she believed to be the sweetest, kindest person in the world. But after Lorena attempts to kill her, Sienna realizes how much her "loving" sister actually hated her. She tries to end her life with a magic potion but ends up going back in time instead. Determined to survive, she tries to use her memories to her advantage. For some strange reason though... Lorena is now nowhere to be found.