Under 43.5pts pulled off the upset to defeat Over 43.5pts. Under 43.5pts entered the game as the underdog, with a 43% chance to win before the game started.
From the outset, Under 43.5pts refused to go away, chipping away at Over 43.5pts's lead until Under 43.5pts took their first lead at the very end of the game. Over 43.5pts never recovered after losing the lead, and by the time the game ended, Under 43.5pts had earned the upset.