After SMU's victory over NTU, SMU and NUS are tied on 7 points with NUS having a game in hand. But SMU still sits in 2nd place behind NUS on point difference, with a total of 17 points, while NUS has a superior 23 points difference.
This leaves SMU with a 'do or die situation' for their final game against NUS.
From rules of the tournament:
* In the case where teams are level on points, the teams will compare their goal differences,the team with the superior score wins. And should there still be a tie, the team with the higher number of bonus points wins.