BACKHINGE: Every Exit Turns the Room Behind You Remix
BACKHINGE is a commercial-scale impossible-house puzzle built around one original law: Nell may cross only a reciprocal doorway, and the room she leaves then turns one quarter behind her. Every move therefore changes both the current route and the future return topology.
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BACKHINGE: Every Exit Turns the Room Behind You Remix
BACKHINGE is a commercial-scale impossible-house puzzle built around one original law: Nell may cross only a reciprocal doorway, and the room she leaves then turns one quarter behind her. Every move therefore changes both the current route and the future return topology.

BACKHINGE: Every Exit Turns the Room Behind You Remix
BACKHINGE is a commercial-scale impossible-house puzzle built around one original law: Nell may cross only a reciprocal doorway, and the room she leaves then turns one quarter behind her. Every move therefore changes both the current route and the future return topology.

BACKHINGE: Every Exit Turns the Room Behind You Remix
BACKHINGE is a commercial-scale impossible-house puzzle built around one original law: Nell may cross only a reciprocal doorway, and the room she leaves then turns one quarter behind her. Every move therefore changes both the current route and the future return topology.

BACKHINGE: Every Exit Turns the Room Behind You Remix
BACKHINGE is a commercial-scale impossible-house puzzle built around one original law: Nell may cross only a reciprocal doorway, and the room she leaves then turns one quarter behind her. Every move therefore changes both the current route and the future return topology.

BACKHINGE: Every Exit Turns the Room Behind You Remix
BACKHINGE is a commercial-scale impossible-house puzzle built around one original law: Nell may cross only a reciprocal doorway, and the room she leaves then turns one quarter behind her. Every move therefore changes both the current route and the future return topology.

BACKHINGE: Every Exit Turns the Room Behind You Remix
BACKHINGE is a commercial-scale impossible-house puzzle built around one original law: Nell may cross only a reciprocal doorway, and the room she leaves then turns one quarter behind her. Every move therefore changes both the current route and the future return topology.