Synopsis

A sudden challenge confronts four master bladesmiths: they must select from a range of enigmatic steels to forge san mai blades. But uncertainty extends beyond their materials. The timekeeping will be deliberately flawed, forcing them to trust their instincts and experience. Following a series of unexpected trials, the final smiths will face a choice – two distinct weapons to forge in their own workshops. Who among them will unlock the secret to crafting a blade worthy of a $10,000 prize and ear