Why did this half-Korean,  half-American Hwarangdo come to the United States?

Will the violent, animal-like man called Morrison be able to help Robinson find his father?

How will Robinson's Hwarangdo training help him handle the man he's chained to---and the man who dogs his trail?

Lost in Space/Martial Arts/Old West crossover.  Features Will (Ji-Hoon) Robison and Zachary Smith as Mentor Kim