Rachael Pesci, a single mother, must work to save her daughter and a friend from a gang war between the Japanese Yakuza and Chinese Triad, who both want her coin. Rachael discovers an additional threat when her Coin of Health's AI wakes and tries to link to the Coin of Power. Wanting to stand on her own, Rachael reluctantly accepts help from a charismatic martial arts trainer and the leader of the Yakuza, only to be caught by the Coin of Power. Rachael needs to learn who to trust and how to control the power within her.