who are you? do we know each other?

that was what he says after 7 years later meeting you again, he doesn't recognize you as his ex fiance because he has some memory lost after the accident when his father told him that you died in the spot after he swerved the car to the left to keep you safe, but in fact he failed to protect you. he doesn't know that you're faking your death because of his father doesn't approve of your relationship.