I could try to step backward out of it or forward.

As they talked, he continued to step backward, to try to take in the whole work.

The black stepped backward for each step the brown took.

He stood as she stepped backward through the open door.

She stepped backward again, came up against the door, but it did not open.

They must, of course, go forward without appearing to step backward.

Then she stepped backward slowly, without taking her eyes from us.

He stepped backward to bring the whole screen into view.

When he stepped backward, there was only air under his right foot.

Then the two women took each other's hands and stepped backward into the rain.