No, hoping is usually not enough to pull off things like this.

The thoroughness is mostly unintentional, simply how each of them tends to look at people, but as soon as his eyes had caught the first hint of a hangover, he'd instinctively searched for other cues. It had been a necessary thing back home, to gauge a sobriety level, work out what could be expected from it.

He hates that the instinct had gone to work here. This is an entirely different situation. He allows his eyes to settle on the cake in the hopes of disguising the fact that he's averted them.

"She did." That, at least, is honest. "I am not particular about flavour. I'm sure it's fine."