Mysterious room marked key

 (Chek. 13) is a Key in Escape from Tarkov.

Description
A mysterious key from an unknown door located at house 13 Chekannaya Street. There is a strange symbol scratched on the key.

Key Location

 * In Drawers
 * In Jackets
 * Pockets and bags of Scavs

Lock Location
Marked room on the first floor of the Chekannaya 13 apartment building at Streets of Tarkov. 

Behind the Lock

 * Loose loot (multiple very rare loot items, weapons, containers)