The stranger , however , has eyes only for the unseen devil , and he instructs Tobias to use the fish 's heart to break Ashmodeus ' spell .
When Tobias arrives , he falls in love with Sara .
The stranger , however , has eyes only for the unseen devil , and Tobias instructs Tobias to use the fish 's heart to break Ashmodeus ' spell .
When Tobias arrives , he falls in love with Sara .