Codi completely misinterprets that gesture as a sign that Darkroach has a map in his house. Or something else useful. Either way, she figures he'll go in and return with new information, because the man in a full-body bug suit wouldn't seriously expect her to follow him inside a foreign dwelling, right?

"Alright, alright," the ginger waves her strange companion away and folds her arms, part in expectation and partly to ward off the winter chill. "I'll wait."