It was precisely because Charlie was powerful, willing to kill, and had those miraculous pills, that Kathleen's position as head of the family was unshakeable, with no one even thinking about rebelling.
Hence, that debt alone was enough for Kathleen to stay loyal to Charlie for life, the romantic attachments in the depths of her heart notwithstanding,
It was precisely why, even though Yoshitaka was there with them, Kathleen greeted him first anyway.
Even Claire was a little confused—she always knew that Kathleen respected her husband, but not to this extent.
On the other hand, Charlie was completely nonchalant as if Kathleen owed him that much respect.
"Oh, it's nothing, " he smiled at Kathleen. "It was just getting stuffy in there, and a breather is just fine."
Kathleen was sharp enough to read between the lines and see that someone in the hall had upset Charlie.
Hence, she said without hesitation, "Well, in that case, I will stay out here with you and the missus."
Claire did