Force of Habit Books in Order

After a nun is attacked, Sister Justicia Marie investigates despite objections from police and her Mother Superior. Confronting local criminals awakens a fierce vigilante impulse that threatens to redefine her understanding of the religious life.

Sister Justicia Marie's efforts to fight crime in Los Angeles put her at odds with her school superior, confessor, and a local criminal boss. Her determination to confront violent offenders leaves her surrounded by enemies on every side.

Sisters Justicia Marie and Xuan establish an order that combines a homeless shelter with martial-arts training. When a murder occurs on the shelter grounds, their unconventional efforts to protect Los Angeles draw a new and dangerous enemy.

A video of Sister Justicia Marie breaking a drug dealer's arm makes her famous and alarms the Los Angeles archdiocese. Pressure to abandon her methods collides with renewed crime and an attempt on her life.

Sister Justicia Marie investigates the disappearance of the landmark Hollywood Cross, which has stood above Los Angeles for decades. Finding who stole it and why requires her to confront criminals who underestimate her determination and fighting skills.