Helen as well as he got Bo's inference to that last audacious epithet he had boldly called out as the train was leaving Las Vegas.

She also sensed something of the disaster in store for Mr.Carmichael.Just then the embarrassed young man was saved by Dale's call to the girls to come to breakfast.
That meal, the last for Helen in Paradise Park, gave rise to a strange and inexplicable restraint.

She had little to say.

Bo was in the highest spirits, teasing the pets, joking with her uncle and Roy, and even poking fun at Dale.

The hunter seemed somewhat somber.