I understand what you mean author, this whole scene was unnecessary, I guess you wanted the mc to meet harley queen but everything was a bit forced, considering the intelligence of the mc it is not logical that he did not think about buying a phone from the beginning.
Riddle for the day extra hard What does man love more than life, hate more than death or mortal strife that which contented men desire the poor have, the rich require the miser spends, the spendthrift saves, and all men carry to their graves?
I really hope you aren't pushing this 'they keep missing each other and over thinking things' bit until they become enemies because that would be a major disappointment in an otherwise great story.