Taikou-ke no Aisareru Magomusume

Mirabel is a skilled mercenary whose mother, Cornelia, struggled with guilt after abandoning her noble family. Cornelia's repeated, unsuccessful attempts to reconnect with them led to her death, prompting Mirabel to seek revenge against her grandfather, the Grand Duke of Criton, whom she blamed. Discovering he was also betrayed, Mirabel is killed by the real perpetrator and awakens at age nine, with her mother still alive. She aims to prevent her mother’s death and confront the true villain. Her decision to reconnect with her grandfather causes her to relive past events while experiencing a life she never knew.