Pahang lost 3-1 to Kedah but the away goal leaves Zainal Abidin Hassan’s side needing a two goal win the second leg.
The Malaysia Cup defending champions will have suspended centerback Damion Stewart and goal scoring machine Dickson Nwakaeme back for the return leg at the Darul Makmur Stadium this Friday.
Pahang trailed the Canaries 1-0 in the first half despite having a larger share of possession.
South Korean Namkung Woong scored what could be called the goal of the tournament through a screamer from outside the box eight minutes into play.
The ball swerved leaving Khairul Azhan Khalid with no chance of preventing the goal.
Pahang’s best chances in the half came in the 16th minute but winger R. Gopinanthan could not apply the finish to an unguarded goal.
Hopes of a second half comeback were made harder after the hosts doubled their lead just three minutes after the break.
Muhammad Farhan Roslan headed home a cross by national midfielder Badrrol Bakhtiar, leaving Pahang with an ardous task.
But Matias Conti provided a crucial away goal in stoppage time through a set-piece straight from the training ground.
Just a minute later, Khyril Muhymeen gave Kedah a two goal advantage again.