Hover over the lever to close the vent. If the Imposter is in the vent, you have 2 seconds to close it before he jumpscares you. Yeah, this is a spoopy game. This game may have multiple glitches, like if you open the vent after the imposter leaves, you might get jumpscared. Idk how to fix that.
@-K_animates- for the original vent project.