It was surprising how things always went according to what he desired. It wasn't the work of the system. This could be easily understood. Stephan just took the opportunities that presented themselves in front of him and turned them into advantages. The presence of slaves who wanted freedom, the poisonous fog, the mysterious girl who he had a feeling he would be meeting her again in the future… It would be good to have a scientist or alchemist at disposal.
He kept the favour so when he would gather all the ingredients necessary for the antidote, he would have her to make it. That was why he wanted to know the recipe but it seemed the Peregrinator didn't have knowledge for it.