In "Echoes of the Unknown," players step into the shoes of an amateur urban explorer who stumbles upon a mysterious abandoned art gallery that hasn't been seen for decades. As they navigate through the eerily vivid halls filled with unsettling artworks and cryptic messages, they will unravel layers of lost history and the fates of previous visitors. Each decision influences the unfolding narrative as they interact with ghostly echoes of the past that have a mind of their own. Players must confront their darkest fears and solve avant-garde puzzles that challenge their perceptions of reality, all while evading an unseen entity lurking in the shadows.