[Perception] You roll a 20 (required 10). Critical success‼

You tell your party to wait, and to make sure that it is safe before going any further.

As you begin to scan the room, you catch a glimpse of a shadow in one of the archways, but it vanishes in the blink of an eye.

You let the others know about what you saw.

Windcaller: "I... didn't see anything."

Moonflower: "I didn't hear anythin' either!"

Windcaller: "I don't like this. We should take the sword, and leave this cursed place."