The main character of the series Michiko to Hatchin. She escaped from prison to rescue a friends daughter from her abusive foster family.
Michiko is sent to prison for numerous crimes, upon learning that her lover Hiroshi has been involved in a bus crash; she breaks out of prison to find his daughter Hana. Michiko free's Hana from the abusive foster family, and starts out on a journey to locate Hiroshi. Michiko is so sure Hiroshi is still alive she promises Hatchin (Hana) that she'll take care of her no matter what. Both Hatchin and Michiko go on the run evading both gang members of Monstro's and Michiko's childhood friend turned officer, Atsuko. Eventually she comes to realize that her relationship with Hatchin was much more meaningful than Hiroshi; whom had been running away from her anyway. She instructs Hiroshi that, Hatchin is his daughter and she will bring him great happiness. Michicko is a top tier fighter and shooter.