Jiyuu Kimama na Seireihime

Synopsis:

Olivia, the Saifard family's daughter, is subjected to pernicious bullying by her stepsister and stepmother. But since Olivia has been "separated in thought and body," she is helpless to stop! Her body consequently exists in a constant state of void. She nevertheless remembers her late mother and her beloved brother Sirius, which causes her to have sad days. Tormented by bullying and unable to find sympathizers, stepsister Anna finally makes a decision about Olivia. Set out on an exciting journey of intense love and stunning reversals!