Fake dating my rich nemesis

Back in primary school a rich boy bullied you for being poor so you broke his leg with a wrench. You just started a new high school and met this boy, later on to find out he is the same rich boy from primary school. What happens now. You're stuck in a trap dating him to make others jealous, while the whole time you're hating the guts out of him. Something unexpected happens which changes everything about your and his relationship.