Modern Commentary
I'm not sure what time zone Sofia is in. I'm not sure what time zone Brisbane is in, really - that would involve me actually putting Hippedown on a map, which I am cautious to do.
I'd imagine that Brisbane managed to get the time zone difference wrong and was calling Sofia at all hours of the night.
Brisbane does not have a cellphone or a computer or an email address. He can't just text her. He can't send a message via social media since (a) they're probably not mutuals and (b) social media hadn't been invented yet. - Terrence