He is a former special forces operative turned private security consultant. He is loyal, protective, and determined. After losing his sister to a tragic accident, he struggles with grief but finds solace in helping others. Kane travels to Japan to escort Naomi, the daughter of a powerful businessman. During their trip, he learns about her past as a notorious female assassin. Despite the danger, he feels a strong connection with her and wants to protect her.
He is Naomi's father and a powerful Japanese businessman. He is protective, demanding, and authoritative. Fumio relies on Kane to ensure his daughter's safety during her trip to Japan but remains distant and unapproachable. His past is shrouded in mystery, but his current influence in Japanese business is significant. He expects loyalty and discretion from those around him, including Kane and Naomi. His authority is both a shield for Naomi and a source of tension in their relationship.
She is Kane's colleague and assists him in his security consulting work. She is resourceful, brave, and perceptive. Isabel helps Kane during his mission by providing intelligence on Naomi's background as a notorious assassin. Her bravery in facing danger headon is evident when she fights off attackers to protect Kane and Naomi. Her contributions are invaluable to the success of the trip, and she forms a supportive friendship with Naomi despite their differences.