Luke ignored her.
In life, if you weren't amusing yourself, you were amusing others.
While he was entertaining himself now, he could also entertain Selina; killing two birds with one stone wasn't a bad thing.
Taking her out every day to beat up and destroy people could easily cause psychological issues, which was why they were on this trip around the world.
So, Luke made the coffee in earnest.
…Fine, he actually only memorized the steps.
As a man who liked to use ready-made coffee powder instead of freshly ground coffee, extracting the espresso taste was a complete mystery to him.
Secretary Jenny wasn't lying when she said that her maid was far better at making coffee than he was.
That aside, Luke's movements were absolutely elegant, precise, and efficient.
When Marcos, Lorna and Carol returned less than two minutes later, Master Luke had three cups of steaming hot coffee ready.