"69 style", "female upper position", "traditional pose", "hip wrapping style".

For the rest of the poses, you must use heavy elastic straps to bind both sides.

The four poses are:

Situation 4: No effect of gravity. The heart needs to work harder to send blood to all parts of the body.

Situation 7: If you can't accept the bondage. Then don't have sex on the space station.

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Select 10 poses with high feasibility.

But because there is no gravity in space.

NASA conducted a love experiment on a spaceship

There are only 4 positions suitable for use in zero gravity.

Have 2 men and women tested in weightlessness.

year 1996.

ion 3: Because of the decreased secretion of testosterone. Decreased libido.

Except "69 type".

in.

Situation 6: Sweat, tears and body fluids are all floating in the space station.

Situation 5: A mutant may be born.