A wrongly-accused detective is released from his incarceration in Hong Kong and begins a new life in San Francisco, overseeing a martial arts school and rebuilding a relationship with his preteen daughter.
Trip must collect money from a criminal or face death from his father's former business associates. Tom fights to get back into his daughter's good graces through the court system. Meanwhile, Bryan helps Allie gain confidence to try out for the dance team.
Bryan gets into trouble at school when a new student introduces him to a violent club. Meanwhile, while shopping for his daughter, Tom meets a woman with an interesting connection to one of his students.
Tom finds himself homeless when Master Li's wayward son, Jing, returns home to change his ways and oversee the dojo as well as teach Tom's classes. When Tom learns that Jing has a secret motive for returning, he is torn about whether or not to reveal the truth. Meanwhile, Trip approaches Tory about going out on a date.
When Allie's ex-boyfriend is stabbed, Nick is accused of murder by the police and the gang works to prove his innocence, with the exception of Trip, who isn't convinced of Nick's reformed lifestyle. Meanwhile, Claire reaches out to Tom instead of her mother after being busted for shoplifting.
Tori learns that Allie's attractive photographer date has a dangerous past and tries to warn her. Tom receives a threat from Beth's new husband. Meanwhile, Bryan gets hired as a bouncer at a club full of seedy characters.