Shabbat in Tiberias

In one Yeshiva in Israel, students were allowed to visit their families for one Shabbos. Moshe, however, couldn't go home, because his parents were on holidays abroad. He therefore decided to travel to Tsfat with his friend Chayim. They left early but the traffic was terrible, and they couldn't make it on time before Shabbos. They had no other choice than staying at Tiberias, where they didn't know anyone...