The portfolio manager may end up hating or loving the guyorgirl and suddenly long and short decisions are based on notions of support or destruction of the CEO.
It's enough to say that Guy and Girl may or may not be destined to live happily ever after, and that "Once" portrays their should-we-shouldn't-we difficulties with unexpected honesty.
Instead you picture something else, whether it's outer space, an island full of people, or you traveling along with a girl somewhere or a guy somewhere.