Lavrov: US-SKorea shield 'exceeds threats'

The video discusses the strategic plans of the United States and South Korea, which are of a scale that surpasses any conceivable threats, even considering North Korea's current actions. These plans are designed to address potential threats from North Korea.

What does the text suggest about the scale of the plans?

What can be inferred about the relationship between the U.S. and South Korea based on the plans mentioned?