How to complete the Festering Secret quest in Phantom Blade Zero

T1Covered by 1 source · first reported by Steam store news / itch.io at 30 Oct, 18:08 UTC

The Phantom Blade Zero Festering Secret tasks you with helping the Mandate clear out some warriors in a sealed-off courtyard that have gone a bit evil due to Transcension. But you'll come up against some major obstacles along the way, the first being that you need to beat a nearby boss to be able…