A simple key is an item that unlocks simple locks in Hollow Knight: Silksong. Players first encounter it in Bone Bottom at the beginning of the game. The key can only be used once, which might confuse ...

Simple keys in Hollow Knight: Silksong are used to open doors scattered around Pharloom, but they're few and far between. As you're exploring Silksong, you've probably come across a few locked doors.