Mira Warren had a car accident with her parents, who passed away, and the driver also died to protect Mira. So Mira's six older brothers chose Allison Pierce, the daughter of the driver, as their younger sister. Her brothers dislike Mira and believe that she killed their parents. The brothers demanded that Mira compensate Allison and subjected Mira to various forms of abuse. After Mira's rebirth, she no longer wanted to lived with her family and lived her life alone well. During her university years, she had contact with the school doctor Nathaniel Keaton, and the two fell in love over time.
