I need help

I am trying to get the Messenger thropy in sallyface, and i've gotten here but I dont see any lever, is there something i need or that im missing? I have the basement Key card, super gear boy, mrs packertons Keys and the weird metal thing that packertons has in her draws.

I am trying to get the Messenger thropy in sallyface, and i've gotten here but I dont see any lever, is there something i need or that im missing? I have the basement Key card, super gear boy, mrs packertons Keys and the weird metal thing that packertons has in her draws.