Kane was more than willing to offer his support in the fight against the giants, recognizing the practical advantage of his trap-laying skills. He understood that setting traps could be a time-consuming process, but the potential payoff in disrupting the giants' advances in other ways was well worth the effort.
However, there was a concerning factor that weighed on Kane's mind. He knew that Emma had astutely noticed his "glass cannon" build, an aspect of his character that was difficult to conceal. Emma's perceptiveness likely extended to her understanding that, during his first evolution, Kane shouldn't be exceptionally strong in terms of magic at that stage.